920435880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2719}}^1$

素因数の和:2784

約数の個数: 256

約数和(自身を含む): 3509452800

約数和(自身を除く): 2589016920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 31, 35, 39, 40, 42, 52, 56, 60, 62, 65, 70, 78, 84, 91, 93, 104, 105, 120, 124, 130, 140, 155, 156, 168, 182, 186, 195, 210, 217, 248, 260, 273, 280, 310, 312, 364, 372, 390, 403, 420, 434, 455, 465, 520, 546, 620, 651, 728, 744, 780, 806, 840, 868, 910, 930, 1085, 1092, 1209, 1240, 1302, 1365, 1560, 1612, 1736, 1820, 1860, 2015, 2170, 2184, 2418, 2604, 2719, 2730, 2821, 3224, 3255, 3640, 3720, 4030, 4340, 4836, 5208, 5438, 5460, 5642, 6045, 6510, 8060, 8157, 8463, 8680, 9672, 10876, 10920, 11284, 12090, 13020, 13595, 14105, 16120, 16314, 16926, 19033, 21752, 22568, 24180, 26040, 27190, 28210, 32628, 33852, 35347, 38066, 40785, 42315, 48360, 54380, 56420, 57099, 65256, 67704, 70694, 76132, 81570, 84289, 84630, 95165, 106041, 108760, 112840, 114198, 141388, 152264, 163140, 168578, 169260, 176735, 190330, 212082, 228396, 247429, 252867, 282776, 285495, 326280, 337156, 338520, 353470, 380660, 421445, 424164, 456792, 494858, 505734, 530205, 570990, 590023, 674312, 706940, 742287, 761320, 842890, 848328, 989716, 1011468, 1060410, 1095757, 1141980, 1180046, 1237145, 1264335, 1413880, 1484574, 1685780, 1770069, 1979432, 2022936, 2120820, 2191514, 2283960, 2360092, 2474290, 2528670, 2950115, 2969148, 3287271, 3371560, 3540138, 3711435, 4241640, 4383028, 4720184, 4948580, 5057340, 5478785, 5900230, 5938296, 6574542, 7080276, 7422870, 7670299, 8766056, 8850345, 9897160, 10114680, 10957570, 11800460, 13149084, 14160552, 14845740, 15340598, 16436355, 17700690, 21915140, 23010897, 23600920, 26298168, 29691480, 30681196, 32872710, 35401380, 38351495, 43830280, 46021794, 61362392, 65745420, 70802760, 76702990, 92043588, 115054485, 131490840, 153405980, 184087176, 230108970, 306811960, 460217940, 920435880]

約数ペア:

[(1, 920435880), (2, 460217940), (3, 306811960), (4, 230108970), (5, 184087176), (6, 153405980), (7, 131490840), (8, 115054485), (10, 92043588), (12, 76702990), (13, 70802760), (14, 65745420), (15, 61362392), (20, 46021794), (21, 43830280), (24, 38351495), (26, 35401380), (28, 32872710), (30, 30681196), (31, 29691480), (35, 26298168), (39, 23600920), (40, 23010897), (42, 21915140), (52, 17700690), (56, 16436355), (60, 15340598), (62, 14845740), (65, 14160552), (70, 13149084), (78, 11800460), (84, 10957570), (91, 10114680), (93, 9897160), (104, 8850345), (105, 8766056), (120, 7670299), (124, 7422870), (130, 7080276), (140, 6574542), (155, 5938296), (156, 5900230), (168, 5478785), (182, 5057340), (186, 4948580), (195, 4720184), (210, 4383028), (217, 4241640), (248, 3711435), (260, 3540138), (273, 3371560), (280, 3287271), (310, 2969148), (312, 2950115), (364, 2528670), (372, 2474290), (390, 2360092), (403, 2283960), (420, 2191514), (434, 2120820), (455, 2022936), (465, 1979432), (520, 1770069), (546, 1685780), (620, 1484574), (651, 1413880), (728, 1264335), (744, 1237145), (780, 1180046), (806, 1141980), (840, 1095757), (868, 1060410), (910, 1011468), (930, 989716), (1085, 848328), (1092, 842890), (1209, 761320), (1240, 742287), (1302, 706940), (1365, 674312), (1560, 590023), (1612, 570990), (1736, 530205), (1820, 505734), (1860, 494858), (2015, 456792), (2170, 424164), (2184, 421445), (2418, 380660), (2604, 353470), (2719, 338520), (2730, 337156), (2821, 326280), (3224, 285495), (3255, 282776), (3640, 252867), (3720, 247429), (4030, 228396), (4340, 212082), (4836, 190330), (5208, 176735), (5438, 169260), (5460, 168578), (5642, 163140), (6045, 152264), (6510, 141388), (8060, 114198), (8157, 112840), (8463, 108760), (8680, 106041), (9672, 95165), (10876, 84630), (10920, 84289), (11284, 81570), (12090, 76132), (13020, 70694), (13595, 67704), (14105, 65256), (16120, 57099), (16314, 56420), (16926, 54380), (19033, 48360), (21752, 42315), (22568, 40785), (24180, 38066), (26040, 35347), (27190, 33852), (28210, 32628)]