255284640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1049}}^1$

素因数の和:1096

約数の個数: 216

約数和(自身を含む): 944225100

約数和(自身を除く): 688940460

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 169, 180, 195, 208, 234, 240, 260, 288, 312, 338, 360, 390, 416, 468, 480, 507, 520, 585, 624, 676, 720, 780, 845, 936, 1014, 1040, 1049, 1170, 1248, 1352, 1440, 1521, 1560, 1690, 1872, 2028, 2080, 2098, 2340, 2535, 2704, 3042, 3120, 3147, 3380, 3744, 4056, 4196, 4680, 5070, 5245, 5408, 6084, 6240, 6294, 6760, 7605, 8112, 8392, 9360, 9441, 10140, 10490, 12168, 12588, 13520, 13637, 15210, 15735, 16224, 16784, 18720, 18882, 20280, 20980, 24336, 25176, 27040, 27274, 30420, 31470, 33568, 37764, 40560, 40911, 41960, 47205, 48672, 50352, 54548, 60840, 62940, 68185, 75528, 81120, 81822, 83920, 94410, 100704, 109096, 121680, 122733, 125880, 136370, 151056, 163644, 167840, 177281, 188820, 204555, 218192, 243360, 245466, 251760, 272740, 302112, 327288, 354562, 377640, 409110, 436384, 490932, 503520, 531843, 545480, 613665, 654576, 709124, 755280, 818220, 886405, 981864, 1063686, 1090960, 1227330, 1309152, 1418248, 1510560, 1595529, 1636440, 1772810, 1963728, 2127372, 2181920, 2454660, 2659215, 2836496, 3191058, 3272880, 3545620, 3927456, 4254744, 4909320, 5318430, 5672992, 6382116, 6545760, 7091240, 7977645, 8509488, 9818640, 10636860, 12764232, 14182480, 15955290, 17018976, 19637280, 21273720, 25528464, 28364960, 31910580, 42547440, 51056928, 63821160, 85094880, 127642320, 255284640]

約数ペア:

[(1, 255284640), (2, 127642320), (3, 85094880), (4, 63821160), (5, 51056928), (6, 42547440), (8, 31910580), (9, 28364960), (10, 25528464), (12, 21273720), (13, 19637280), (15, 17018976), (16, 15955290), (18, 14182480), (20, 12764232), (24, 10636860), (26, 9818640), (30, 8509488), (32, 7977645), (36, 7091240), (39, 6545760), (40, 6382116), (45, 5672992), (48, 5318430), (52, 4909320), (60, 4254744), (65, 3927456), (72, 3545620), (78, 3272880), (80, 3191058), (90, 2836496), (96, 2659215), (104, 2454660), (117, 2181920), (120, 2127372), (130, 1963728), (144, 1772810), (156, 1636440), (160, 1595529), (169, 1510560), (180, 1418248), (195, 1309152), (208, 1227330), (234, 1090960), (240, 1063686), (260, 981864), (288, 886405), (312, 818220), (338, 755280), (360, 709124), (390, 654576), (416, 613665), (468, 545480), (480, 531843), (507, 503520), (520, 490932), (585, 436384), (624, 409110), (676, 377640), (720, 354562), (780, 327288), (845, 302112), (936, 272740), (1014, 251760), (1040, 245466), (1049, 243360), (1170, 218192), (1248, 204555), (1352, 188820), (1440, 177281), (1521, 167840), (1560, 163644), (1690, 151056), (1872, 136370), (2028, 125880), (2080, 122733), (2098, 121680), (2340, 109096), (2535, 100704), (2704, 94410), (3042, 83920), (3120, 81822), (3147, 81120), (3380, 75528), (3744, 68185), (4056, 62940), (4196, 60840), (4680, 54548), (5070, 50352), (5245, 48672), (5408, 47205), (6084, 41960), (6240, 40911), (6294, 40560), (6760, 37764), (7605, 33568), (8112, 31470), (8392, 30420), (9360, 27274), (9441, 27040), (10140, 25176), (10490, 24336), (12168, 20980), (12588, 20280), (13520, 18882), (13637, 18720), (15210, 16784), (15735, 16224)]