About the Number

428856480

428856479 ← → 428856481

2進数表記:11001100011111101010010100000

漢数字表記:四億二千八百八十五万六千四百八十

素因数分解:

2 5 × 3 2 × 5 1 × 13 1 × 31 1 × 739 1

素因数の和:804
約数の個数: 288
約数和(自身を含む): 1629089280
約数和(自身を除く): 1200232800

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 31, 32, 36, 39, 40, 45, 48, 52, 60, 62, 65, 72, 78, 80, 90, 93, 96, 104, 117, 120, 124, 130, 144, 155, 156, 160, 180, 186, 195, 208, 234, 240, 248, 260, 279, 288, 310, 312, 360, 372, 390, 403, 416, 465, 468, 480, 496, 520, 558, 585, 620, 624, 720, 739, 744, 780, 806, 930, 936, 992, 1040, 1116, 1170, 1209, 1240, 1248, 1395, 1440, 1478, 1488, 1560, 1612, 1860, 1872, 2015, 2080, 2217, 2232, 2340, 2418, 2480, 2790, 2956, 2976, 3120, 3224, 3627, 3695, 3720, 3744, 4030, 4434, 4464, 4680, 4836, 4960, 5580, 5912, 6045, 6240, 6448, 6651, 7254, 7390, 7440, 8060, 8868, 8928, 9360, 9607, 9672, 11085, 11160, 11824, 12090, 12896, 13302, 14508, 14780, 14880, 16120, 17736, 18135, 18720, 19214, 19344, 22170, 22320, 22909, 23648, 24180, 26604, 28821, 29016, 29560, 32240, 33255, 35472, 36270, 38428, 38688, 44340, 44640, 45818, 48035, 48360, 53208, 57642, 58032, 59120, 64480, 66510, 68727, 70944, 72540, 76856, 86463, 88680, 91636, 96070, 96720, 106416, 114545, 115284, 116064, 118240, 133020, 137454, 144105, 145080, 153712, 172926, 177360, 183272, 192140, 193440, 206181, 212832, 229090, 230568, 266040, 274908, 288210, 290160, 297817, 307424, 343635, 345852, 354720, 366544, 384280, 412362, 432315, 458180, 461136, 532080, 549816, 576420, 580320, 595634, 687270, 691704, 733088, 768560, 824724, 864630, 893451, 916360, 922272, 1030905, 1064160, 1099632, 1152840, 1191268, 1374540, 1383408, 1489085, 1537120, 1649448, 1729260, 1786902, 1832720, 2061810, 2199264, 2305680, 2382536, 2680353, 2749080, 2766816, 2978170, 3298896, 3458520, 3573804, 3665440, 4123620, 4467255, 4611360, 4765072, 5360706, 5498160, 5956340, 6597792, 6917040, 7147608, 8247240, 8934510, 9530144, 10721412, 10996320, 11912680, 13401765, 13834080, 14295216, 16494480, 17869020, 21442824, 23825360, 26803530, 28590432, 32988960, 35738040, 42885648, 47650720, 53607060, 71476080, 85771296, 107214120, 142952160, 214428240, 428856480]

約数ペア:
[(1, 428856480), (2, 214428240), (3, 142952160), (4, 107214120), (5, 85771296), (6, 71476080), (8, 53607060), (9, 47650720), (10, 42885648), (12, 35738040), (13, 32988960), (15, 28590432), (16, 26803530), (18, 23825360), (20, 21442824), (24, 17869020), (26, 16494480), (30, 14295216), (31, 13834080), (32, 13401765), (36, 11912680), (39, 10996320), (40, 10721412), (45, 9530144), (48, 8934510), (52, 8247240), (60, 7147608), (62, 6917040), (65, 6597792), (72, 5956340), (78, 5498160), (80, 5360706), (90, 4765072), (93, 4611360), (96, 4467255), (104, 4123620), (117, 3665440), (120, 3573804), (124, 3458520), (130, 3298896), (144, 2978170), (155, 2766816), (156, 2749080), (160, 2680353), (180, 2382536), (186, 2305680), (195, 2199264), (208, 2061810), (234, 1832720), (240, 1786902), (248, 1729260), (260, 1649448), (279, 1537120), (288, 1489085), (310, 1383408), (312, 1374540), (360, 1191268), (372, 1152840), (390, 1099632), (403, 1064160), (416, 1030905), (465, 922272), (468, 916360), (480, 893451), (496, 864630), (520, 824724), (558, 768560), (585, 733088), (620, 691704), (624, 687270), (720, 595634), (739, 580320), (744, 576420), (780, 549816), (806, 532080), (930, 461136), (936, 458180), (992, 432315), (1040, 412362), (1116, 384280), (1170, 366544), (1209, 354720), (1240, 345852), (1248, 343635), (1395, 307424), (1440, 297817), (1478, 290160), (1488, 288210), (1560, 274908), (1612, 266040), (1860, 230568), (1872, 229090), (2015, 212832), (2080, 206181), (2217, 193440), (2232, 192140), (2340, 183272), (2418, 177360), (2480, 172926), (2790, 153712), (2956, 145080), (2976, 144105), (3120, 137454), (3224, 133020), (3627, 118240), (3695, 116064), (3720, 115284), (3744, 114545), (4030, 106416), (4434, 96720), (4464, 96070), (4680, 91636), (4836, 88680), (4960, 86463), (5580, 76856), (5912, 72540), (6045, 70944), (6240, 68727), (6448, 66510), (6651, 64480), (7254, 59120), (7390, 58032), (7440, 57642), (8060, 53208), (8868, 48360), (8928, 48035), (9360, 45818), (9607, 44640), (9672, 44340), (11085, 38688), (11160, 38428), (11824, 36270), (12090, 35472), (12896, 33255), (13302, 32240), (14508, 29560), (14780, 29016), (14880, 28821), (16120, 26604), (17736, 24180), (18135, 23648), (18720, 22909), (19214, 22320), (19344, 22170)]

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