About the Number

389918880

389918879 ← → 389918881

2進数表記:10111001111011011000010100000

漢数字表記:三億八千九百九十一万八千八百八十

素因数分解:

2 5 × 3 3 × 5 1 × 13 1 × 53 1 × 131 1

素因数の和:221
約数の個数: 384
約数和(自身を含む): 1508855040
約数和(自身を除く): 1118936160

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 53, 54, 60, 65, 72, 78, 80, 90, 96, 104, 106, 108, 117, 120, 130, 131, 135, 144, 156, 159, 160, 180, 195, 208, 212, 216, 234, 240, 260, 262, 265, 270, 288, 312, 318, 351, 360, 390, 393, 416, 424, 432, 468, 477, 480, 520, 524, 530, 540, 585, 624, 636, 655, 689, 702, 720, 780, 786, 795, 848, 864, 936, 954, 1040, 1048, 1060, 1080, 1170, 1179, 1248, 1272, 1310, 1378, 1404, 1431, 1440, 1560, 1572, 1590, 1696, 1703, 1755, 1872, 1908, 1965, 2067, 2080, 2096, 2120, 2160, 2340, 2358, 2385, 2544, 2620, 2756, 2808, 2862, 3120, 3144, 3180, 3406, 3445, 3510, 3537, 3744, 3816, 3930, 4134, 4192, 4240, 4320, 4680, 4716, 4770, 5088, 5109, 5240, 5512, 5616, 5724, 5895, 6201, 6240, 6288, 6360, 6812, 6890, 6943, 7020, 7074, 7155, 7632, 7860, 8268, 8480, 8515, 9360, 9432, 9540, 10218, 10335, 10480, 11024, 11232, 11448, 11790, 12402, 12576, 12720, 13624, 13780, 13886, 14040, 14148, 14310, 15264, 15327, 15720, 16536, 17030, 17685, 18603, 18720, 18864, 19080, 20436, 20670, 20829, 20960, 22048, 22896, 23580, 24804, 25440, 25545, 27248, 27560, 27772, 28080, 28296, 28620, 30654, 31005, 31440, 33072, 34060, 34715, 35370, 37206, 37728, 38160, 40872, 41340, 41658, 45792, 45981, 47160, 49608, 51090, 54496, 55120, 55544, 56160, 56592, 57240, 61308, 62010, 62487, 62880, 66144, 68120, 69430, 70740, 74412, 76320, 76635, 81744, 82680, 83316, 90259, 91962, 93015, 94320, 99216, 102180, 104145, 110240, 111088, 113184, 114480, 122616, 124020, 124974, 136240, 138860, 141480, 148824, 153270, 163488, 165360, 166632, 180518, 183924, 186030, 187461, 188640, 198432, 204360, 208290, 222176, 228960, 229905, 245232, 248040, 249948, 270777, 272480, 277720, 282960, 297648, 306540, 312435, 330720, 333264, 361036, 367848, 372060, 374922, 408720, 416580, 451295, 459810, 490464, 496080, 499896, 541554, 555440, 565920, 595296, 613080, 624870, 666528, 722072, 735696, 744120, 749844, 812331, 817440, 833160, 902590, 919620, 937305, 992160, 999792, 1083108, 1110880, 1226160, 1249740, 1353885, 1444144, 1471392, 1488240, 1499688, 1624662, 1666320, 1805180, 1839240, 1874610, 1999584, 2166216, 2436993, 2452320, 2499480, 2707770, 2888288, 2976480, 2999376, 3249324, 3332640, 3610360, 3678480, 3749220, 4061655, 4332432, 4873986, 4998960, 5415540, 5998752, 6498648, 7220720, 7356960, 7498440, 8123310, 8664864, 9747972, 9997920, 10831080, 12184965, 12997296, 14441440, 14996880, 16246620, 19495944, 21662160, 24369930, 25994592, 29993760, 32493240, 38991888, 43324320, 48739860, 64986480, 77983776, 97479720, 129972960, 194959440, 389918880]

約数ペア:
[(1, 389918880), (2, 194959440), (3, 129972960), (4, 97479720), (5, 77983776), (6, 64986480), (8, 48739860), (9, 43324320), (10, 38991888), (12, 32493240), (13, 29993760), (15, 25994592), (16, 24369930), (18, 21662160), (20, 19495944), (24, 16246620), (26, 14996880), (27, 14441440), (30, 12997296), (32, 12184965), (36, 10831080), (39, 9997920), (40, 9747972), (45, 8664864), (48, 8123310), (52, 7498440), (53, 7356960), (54, 7220720), (60, 6498648), (65, 5998752), (72, 5415540), (78, 4998960), (80, 4873986), (90, 4332432), (96, 4061655), (104, 3749220), (106, 3678480), (108, 3610360), (117, 3332640), (120, 3249324), (130, 2999376), (131, 2976480), (135, 2888288), (144, 2707770), (156, 2499480), (159, 2452320), (160, 2436993), (180, 2166216), (195, 1999584), (208, 1874610), (212, 1839240), (216, 1805180), (234, 1666320), (240, 1624662), (260, 1499688), (262, 1488240), (265, 1471392), (270, 1444144), (288, 1353885), (312, 1249740), (318, 1226160), (351, 1110880), (360, 1083108), (390, 999792), (393, 992160), (416, 937305), (424, 919620), (432, 902590), (468, 833160), (477, 817440), (480, 812331), (520, 749844), (524, 744120), (530, 735696), (540, 722072), (585, 666528), (624, 624870), (636, 613080), (655, 595296), (689, 565920), (702, 555440), (720, 541554), (780, 499896), (786, 496080), (795, 490464), (848, 459810), (864, 451295), (936, 416580), (954, 408720), (1040, 374922), (1048, 372060), (1060, 367848), (1080, 361036), (1170, 333264), (1179, 330720), (1248, 312435), (1272, 306540), (1310, 297648), (1378, 282960), (1404, 277720), (1431, 272480), (1440, 270777), (1560, 249948), (1572, 248040), (1590, 245232), (1696, 229905), (1703, 228960), (1755, 222176), (1872, 208290), (1908, 204360), (1965, 198432), (2067, 188640), (2080, 187461), (2096, 186030), (2120, 183924), (2160, 180518), (2340, 166632), (2358, 165360), (2385, 163488), (2544, 153270), (2620, 148824), (2756, 141480), (2808, 138860), (2862, 136240), (3120, 124974), (3144, 124020), (3180, 122616), (3406, 114480), (3445, 113184), (3510, 111088), (3537, 110240), (3744, 104145), (3816, 102180), (3930, 99216), (4134, 94320), (4192, 93015), (4240, 91962), (4320, 90259), (4680, 83316), (4716, 82680), (4770, 81744), (5088, 76635), (5109, 76320), (5240, 74412), (5512, 70740), (5616, 69430), (5724, 68120), (5895, 66144), (6201, 62880), (6240, 62487), (6288, 62010), (6360, 61308), (6812, 57240), (6890, 56592), (6943, 56160), (7020, 55544), (7074, 55120), (7155, 54496), (7632, 51090), (7860, 49608), (8268, 47160), (8480, 45981), (8515, 45792), (9360, 41658), (9432, 41340), (9540, 40872), (10218, 38160), (10335, 37728), (10480, 37206), (11024, 35370), (11232, 34715), (11448, 34060), (11790, 33072), (12402, 31440), (12576, 31005), (12720, 30654), (13624, 28620), (13780, 28296), (13886, 28080), (14040, 27772), (14148, 27560), (14310, 27248), (15264, 25545), (15327, 25440), (15720, 24804), (16536, 23580), (17030, 22896), (17685, 22048), (18603, 20960), (18720, 20829), (18864, 20670), (19080, 20436)]

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