285033840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:488

約数の個数: 320

約数和(自身を含む): 1125261312

約数和(自身を除く): 840227472

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 31, 35, 39, 40, 42, 48, 52, 56, 60, 62, 65, 70, 78, 80, 84, 91, 93, 104, 105, 112, 120, 124, 130, 140, 155, 156, 168, 182, 186, 195, 208, 210, 217, 240, 248, 260, 273, 280, 310, 312, 336, 364, 372, 390, 403, 420, 421, 434, 455, 465, 496, 520, 546, 560, 620, 624, 651, 728, 744, 780, 806, 840, 842, 868, 910, 930, 1040, 1085, 1092, 1209, 1240, 1263, 1302, 1365, 1456, 1488, 1560, 1612, 1680, 1684, 1736, 1820, 1860, 2015, 2105, 2170, 2184, 2418, 2480, 2526, 2604, 2730, 2821, 2947, 3120, 3224, 3255, 3368, 3472, 3640, 3720, 4030, 4210, 4340, 4368, 4836, 5052, 5208, 5460, 5473, 5642, 5894, 6045, 6315, 6448, 6510, 6736, 7280, 7440, 8060, 8420, 8463, 8680, 8841, 9672, 10104, 10416, 10920, 10946, 11284, 11788, 12090, 12630, 13020, 13051, 14105, 14735, 16120, 16419, 16840, 16926, 17360, 17682, 19344, 20208, 21840, 21892, 22568, 23576, 24180, 25260, 26040, 26102, 27365, 28210, 29470, 32240, 32838, 33680, 33852, 35364, 38311, 39153, 42315, 43784, 44205, 45136, 47152, 48360, 50520, 52080, 52204, 54730, 56420, 58940, 65255, 65676, 67704, 70728, 76622, 78306, 82095, 84630, 87568, 88410, 91357, 96720, 101040, 104408, 109460, 112840, 114933, 117880, 130510, 131352, 135408, 141456, 153244, 156612, 164190, 169260, 169663, 176820, 182714, 191555, 195765, 208816, 218920, 225680, 229866, 235760, 261020, 262704, 274071, 306488, 313224, 328380, 338520, 339326, 353640, 365428, 383110, 391530, 437840, 456785, 459732, 508989, 522040, 548142, 574665, 612976, 626448, 656760, 677040, 678652, 707280, 730856, 766220, 783060, 848315, 913570, 919464, 1017978, 1044080, 1096284, 1149330, 1187641, 1313520, 1357304, 1370355, 1461712, 1532440, 1566120, 1696630, 1827140, 1838928, 2035956, 2192568, 2298660, 2375282, 2544945, 2714608, 2740710, 3064880, 3132240, 3393260, 3562923, 3654280, 4071912, 4385136, 4597320, 4750564, 5089890, 5481420, 5938205, 6786520, 7125846, 7308560, 8143824, 9194640, 9501128, 10179780, 10962840, 11876410, 13573040, 14251692, 17814615, 19002256, 20359560, 21925680, 23752820, 28503384, 35629230, 40719120, 47505640, 57006768, 71258460, 95011280, 142516920, 285033840]

約数ペア:

[(1, 285033840), (2, 142516920), (3, 95011280), (4, 71258460), (5, 57006768), (6, 47505640), (7, 40719120), (8, 35629230), (10, 28503384), (12, 23752820), (13, 21925680), (14, 20359560), (15, 19002256), (16, 17814615), (20, 14251692), (21, 13573040), (24, 11876410), (26, 10962840), (28, 10179780), (30, 9501128), (31, 9194640), (35, 8143824), (39, 7308560), (40, 7125846), (42, 6786520), (48, 5938205), (52, 5481420), (56, 5089890), (60, 4750564), (62, 4597320), (65, 4385136), (70, 4071912), (78, 3654280), (80, 3562923), (84, 3393260), (91, 3132240), (93, 3064880), (104, 2740710), (105, 2714608), (112, 2544945), (120, 2375282), (124, 2298660), (130, 2192568), (140, 2035956), (155, 1838928), (156, 1827140), (168, 1696630), (182, 1566120), (186, 1532440), (195, 1461712), (208, 1370355), (210, 1357304), (217, 1313520), (240, 1187641), (248, 1149330), (260, 1096284), (273, 1044080), (280, 1017978), (310, 919464), (312, 913570), (336, 848315), (364, 783060), (372, 766220), (390, 730856), (403, 707280), (420, 678652), (421, 677040), (434, 656760), (455, 626448), (465, 612976), (496, 574665), (520, 548142), (546, 522040), (560, 508989), (620, 459732), (624, 456785), (651, 437840), (728, 391530), (744, 383110), (780, 365428), (806, 353640), (840, 339326), (842, 338520), (868, 328380), (910, 313224), (930, 306488), (1040, 274071), (1085, 262704), (1092, 261020), (1209, 235760), (1240, 229866), (1263, 225680), (1302, 218920), (1365, 208816), (1456, 195765), (1488, 191555), (1560, 182714), (1612, 176820), (1680, 169663), (1684, 169260), (1736, 164190), (1820, 156612), (1860, 153244), (2015, 141456), (2105, 135408), (2170, 131352), (2184, 130510), (2418, 117880), (2480, 114933), (2526, 112840), (2604, 109460), (2730, 104408), (2821, 101040), (2947, 96720), (3120, 91357), (3224, 88410), (3255, 87568), (3368, 84630), (3472, 82095), (3640, 78306), (3720, 76622), (4030, 70728), (4210, 67704), (4340, 65676), (4368, 65255), (4836, 58940), (5052, 56420), (5208, 54730), (5460, 52204), (5473, 52080), (5642, 50520), (5894, 48360), (6045, 47152), (6315, 45136), (6448, 44205), (6510, 43784), (6736, 42315), (7280, 39153), (7440, 38311), (8060, 35364), (8420, 33852), (8463, 33680), (8680, 32838), (8841, 32240), (9672, 29470), (10104, 28210), (10416, 27365), (10920, 26102), (10946, 26040), (11284, 25260), (11788, 24180), (12090, 23576), (12630, 22568), (13020, 21892), (13051, 21840), (14105, 20208), (14735, 19344), (16120, 17682), (16419, 17360), (16840, 16926)]