89981280

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:211

約数の個数: 240

約数和(自身を含む): 326020464

約数和(自身を除く): 236039184

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 53, 54, 60, 72, 80, 81, 90, 96, 106, 108, 120, 131, 135, 144, 159, 160, 162, 180, 212, 216, 240, 262, 265, 270, 288, 318, 324, 360, 393, 405, 424, 432, 477, 480, 524, 530, 540, 636, 648, 655, 720, 786, 795, 810, 848, 864, 954, 1048, 1060, 1080, 1179, 1272, 1296, 1310, 1431, 1440, 1572, 1590, 1620, 1696, 1908, 1965, 2096, 2120, 2160, 2358, 2385, 2544, 2592, 2620, 2862, 3144, 3180, 3240, 3537, 3816, 3930, 4192, 4240, 4293, 4320, 4716, 4770, 5088, 5240, 5724, 5895, 6288, 6360, 6480, 6943, 7074, 7155, 7632, 7860, 8480, 8586, 9432, 9540, 10480, 10611, 11448, 11790, 12576, 12720, 12960, 13886, 14148, 14310, 15264, 15720, 17172, 17685, 18864, 19080, 20829, 20960, 21222, 21465, 22896, 23580, 25440, 27772, 28296, 28620, 31440, 34344, 34715, 35370, 37728, 38160, 41658, 42444, 42930, 45792, 47160, 53055, 55544, 56592, 57240, 62487, 62880, 68688, 69430, 70740, 76320, 83316, 84888, 85860, 94320, 104145, 106110, 111088, 113184, 114480, 124974, 137376, 138860, 141480, 166632, 169776, 171720, 187461, 188640, 208290, 212220, 222176, 228960, 249948, 277720, 282960, 312435, 333264, 339552, 343440, 374922, 416580, 424440, 499896, 555440, 562383, 565920, 624870, 666528, 686880, 749844, 833160, 848880, 937305, 999792, 1110880, 1124766, 1249740, 1499688, 1666320, 1697760, 1874610, 1999584, 2249532, 2499480, 2811915, 2999376, 3332640, 3749220, 4499064, 4998960, 5623830, 5998752, 7498440, 8998128, 9997920, 11247660, 14996880, 17996256, 22495320, 29993760, 44990640, 89981280]

約数ペア:

[(1, 89981280), (2, 44990640), (3, 29993760), (4, 22495320), (5, 17996256), (6, 14996880), (8, 11247660), (9, 9997920), (10, 8998128), (12, 7498440), (15, 5998752), (16, 5623830), (18, 4998960), (20, 4499064), (24, 3749220), (27, 3332640), (30, 2999376), (32, 2811915), (36, 2499480), (40, 2249532), (45, 1999584), (48, 1874610), (53, 1697760), (54, 1666320), (60, 1499688), (72, 1249740), (80, 1124766), (81, 1110880), (90, 999792), (96, 937305), (106, 848880), (108, 833160), (120, 749844), (131, 686880), (135, 666528), (144, 624870), (159, 565920), (160, 562383), (162, 555440), (180, 499896), (212, 424440), (216, 416580), (240, 374922), (262, 343440), (265, 339552), (270, 333264), (288, 312435), (318, 282960), (324, 277720), (360, 249948), (393, 228960), (405, 222176), (424, 212220), (432, 208290), (477, 188640), (480, 187461), (524, 171720), (530, 169776), (540, 166632), (636, 141480), (648, 138860), (655, 137376), (720, 124974), (786, 114480), (795, 113184), (810, 111088), (848, 106110), (864, 104145), (954, 94320), (1048, 85860), (1060, 84888), (1080, 83316), (1179, 76320), (1272, 70740), (1296, 69430), (1310, 68688), (1431, 62880), (1440, 62487), (1572, 57240), (1590, 56592), (1620, 55544), (1696, 53055), (1908, 47160), (1965, 45792), (2096, 42930), (2120, 42444), (2160, 41658), (2358, 38160), (2385, 37728), (2544, 35370), (2592, 34715), (2620, 34344), (2862, 31440), (3144, 28620), (3180, 28296), (3240, 27772), (3537, 25440), (3816, 23580), (3930, 22896), (4192, 21465), (4240, 21222), (4293, 20960), (4320, 20829), (4716, 19080), (4770, 18864), (5088, 17685), (5240, 17172), (5724, 15720), (5895, 15264), (6288, 14310), (6360, 14148), (6480, 13886), (6943, 12960), (7074, 12720), (7155, 12576), (7632, 11790), (7860, 11448), (8480, 10611), (8586, 10480), (9432, 9540)]