1990453920

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{45569}}^1$

素因数の和:45607

約数の個数: 192

約数和(自身を含む): 7717006080

約数和(自身を除く): 5726552160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 96, 104, 105, 112, 120, 130, 140, 156, 160, 168, 182, 195, 208, 210, 224, 240, 260, 273, 280, 312, 336, 364, 390, 416, 420, 455, 480, 520, 546, 560, 624, 672, 728, 780, 840, 910, 1040, 1092, 1120, 1248, 1365, 1456, 1560, 1680, 1820, 2080, 2184, 2730, 2912, 3120, 3360, 3640, 4368, 5460, 6240, 7280, 8736, 10920, 14560, 21840, 43680, 45569, 91138, 136707, 182276, 227845, 273414, 318983, 364552, 455690, 546828, 592397, 637966, 683535, 729104, 911380, 956949, 1093656, 1184794, 1275932, 1367070, 1458208, 1594915, 1777191, 1822760, 1913898, 2187312, 2369588, 2551864, 2734140, 2961985, 3189830, 3554382, 3645520, 3827796, 4146779, 4374624, 4739176, 4784745, 5103728, 5468280, 5923970, 6379660, 7108764, 7291040, 7655592, 8293558, 8885955, 9478352, 9569490, 10207456, 10936560, 11847940, 12440337, 12759320, 14217528, 15311184, 16587116, 17771910, 18956704, 19138980, 20733895, 21873120, 23695880, 24880674, 25518640, 28435056, 30622368, 33174232, 35543820, 38277960, 41467790, 47391760, 49761348, 51037280, 56870112, 62201685, 66348464, 71087640, 76555920, 82935580, 94783520, 99522696, 124403370, 132696928, 142175280, 153111840, 165871160, 199045392, 248806740, 284350560, 331742320, 398090784, 497613480, 663484640, 995226960, 1990453920]

約数ペア:

[(1, 1990453920), (2, 995226960), (3, 663484640), (4, 497613480), (5, 398090784), (6, 331742320), (7, 284350560), (8, 248806740), (10, 199045392), (12, 165871160), (13, 153111840), (14, 142175280), (15, 132696928), (16, 124403370), (20, 99522696), (21, 94783520), (24, 82935580), (26, 76555920), (28, 71087640), (30, 66348464), (32, 62201685), (35, 56870112), (39, 51037280), (40, 49761348), (42, 47391760), (48, 41467790), (52, 38277960), (56, 35543820), (60, 33174232), (65, 30622368), (70, 28435056), (78, 25518640), (80, 24880674), (84, 23695880), (91, 21873120), (96, 20733895), (104, 19138980), (105, 18956704), (112, 17771910), (120, 16587116), (130, 15311184), (140, 14217528), (156, 12759320), (160, 12440337), (168, 11847940), (182, 10936560), (195, 10207456), (208, 9569490), (210, 9478352), (224, 8885955), (240, 8293558), (260, 7655592), (273, 7291040), (280, 7108764), (312, 6379660), (336, 5923970), (364, 5468280), (390, 5103728), (416, 4784745), (420, 4739176), (455, 4374624), (480, 4146779), (520, 3827796), (546, 3645520), (560, 3554382), (624, 3189830), (672, 2961985), (728, 2734140), (780, 2551864), (840, 2369588), (910, 2187312), (1040, 1913898), (1092, 1822760), (1120, 1777191), (1248, 1594915), (1365, 1458208), (1456, 1367070), (1560, 1275932), (1680, 1184794), (1820, 1093656), (2080, 956949), (2184, 911380), (2730, 729104), (2912, 683535), (3120, 637966), (3360, 592397), (3640, 546828), (4368, 455690), (5460, 364552), (6240, 318983), (7280, 273414), (8736, 227845), (10920, 182276), (14560, 136707), (21840, 91138), (43680, 45569)]