285785760

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^3\times {\mathrm{271}}^1$

素因数の和:328

約数の個数: 192

約数和(自身を含む): 978808320

約数和(自身を除く): 693022560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 169, 195, 208, 240, 260, 271, 312, 338, 390, 416, 480, 507, 520, 542, 624, 676, 780, 813, 845, 1014, 1040, 1084, 1248, 1352, 1355, 1560, 1626, 1690, 2028, 2080, 2168, 2197, 2535, 2704, 2710, 3120, 3252, 3380, 3523, 4056, 4065, 4336, 4394, 5070, 5408, 5420, 6240, 6504, 6591, 6760, 7046, 8112, 8130, 8672, 8788, 10140, 10569, 10840, 10985, 13008, 13182, 13520, 14092, 16224, 16260, 17576, 17615, 20280, 21138, 21680, 21970, 26016, 26364, 27040, 28184, 32520, 32955, 35152, 35230, 40560, 42276, 43360, 43940, 45799, 52728, 52845, 56368, 65040, 65910, 70304, 70460, 81120, 84552, 87880, 91598, 105456, 105690, 112736, 130080, 131820, 137397, 140920, 169104, 175760, 183196, 210912, 211380, 228995, 263640, 274794, 281840, 338208, 351520, 366392, 422760, 457990, 527280, 549588, 563680, 595387, 686985, 732784, 845520, 915980, 1054560, 1099176, 1190774, 1373970, 1465568, 1691040, 1786161, 1831960, 2198352, 2381548, 2747940, 2976935, 3572322, 3663920, 4396704, 4763096, 5495880, 5953870, 7144644, 7327840, 8930805, 9526192, 10991760, 11907740, 14289288, 17861610, 19052384, 21983520, 23815480, 28578576, 35723220, 47630960, 57157152, 71446440, 95261920, 142892880, 285785760]

約数ペア:

[(1, 285785760), (2, 142892880), (3, 95261920), (4, 71446440), (5, 57157152), (6, 47630960), (8, 35723220), (10, 28578576), (12, 23815480), (13, 21983520), (15, 19052384), (16, 17861610), (20, 14289288), (24, 11907740), (26, 10991760), (30, 9526192), (32, 8930805), (39, 7327840), (40, 7144644), (48, 5953870), (52, 5495880), (60, 4763096), (65, 4396704), (78, 3663920), (80, 3572322), (96, 2976935), (104, 2747940), (120, 2381548), (130, 2198352), (156, 1831960), (160, 1786161), (169, 1691040), (195, 1465568), (208, 1373970), (240, 1190774), (260, 1099176), (271, 1054560), (312, 915980), (338, 845520), (390, 732784), (416, 686985), (480, 595387), (507, 563680), (520, 549588), (542, 527280), (624, 457990), (676, 422760), (780, 366392), (813, 351520), (845, 338208), (1014, 281840), (1040, 274794), (1084, 263640), (1248, 228995), (1352, 211380), (1355, 210912), (1560, 183196), (1626, 175760), (1690, 169104), (2028, 140920), (2080, 137397), (2168, 131820), (2197, 130080), (2535, 112736), (2704, 105690), (2710, 105456), (3120, 91598), (3252, 87880), (3380, 84552), (3523, 81120), (4056, 70460), (4065, 70304), (4336, 65910), (4394, 65040), (5070, 56368), (5408, 52845), (5420, 52728), (6240, 45799), (6504, 43940), (6591, 43360), (6760, 42276), (7046, 40560), (8112, 35230), (8130, 35152), (8672, 32955), (8788, 32520), (10140, 28184), (10569, 27040), (10840, 26364), (10985, 26016), (13008, 21970), (13182, 21680), (13520, 21138), (14092, 20280), (16224, 17615), (16260, 17576)]