128158560

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1459}}^1$

素因数の和:1541

約数の個数: 144

約数和(自身を含む): 444815280

約数和(自身を除く): 316656720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 61, 72, 80, 90, 96, 120, 122, 144, 160, 180, 183, 240, 244, 288, 305, 360, 366, 480, 488, 549, 610, 720, 732, 915, 976, 1098, 1220, 1440, 1459, 1464, 1830, 1952, 2196, 2440, 2745, 2918, 2928, 3660, 4377, 4392, 4880, 5490, 5836, 5856, 7295, 7320, 8754, 8784, 9760, 10980, 11672, 13131, 14590, 14640, 17508, 17568, 21885, 21960, 23344, 26262, 29180, 29280, 35016, 43770, 43920, 46688, 52524, 58360, 65655, 70032, 87540, 87840, 88999, 105048, 116720, 131310, 140064, 175080, 177998, 210096, 233440, 262620, 266997, 350160, 355996, 420192, 444995, 525240, 533994, 700320, 711992, 800991, 889990, 1050480, 1067988, 1334985, 1423984, 1601982, 1779980, 2100960, 2135976, 2669970, 2847968, 3203964, 3559960, 4004955, 4271952, 5339940, 6407928, 7119920, 8009910, 8543904, 10679880, 12815856, 14239840, 16019820, 21359760, 25631712, 32039640, 42719520, 64079280, 128158560]

約数ペア:

[(1, 128158560), (2, 64079280), (3, 42719520), (4, 32039640), (5, 25631712), (6, 21359760), (8, 16019820), (9, 14239840), (10, 12815856), (12, 10679880), (15, 8543904), (16, 8009910), (18, 7119920), (20, 6407928), (24, 5339940), (30, 4271952), (32, 4004955), (36, 3559960), (40, 3203964), (45, 2847968), (48, 2669970), (60, 2135976), (61, 2100960), (72, 1779980), (80, 1601982), (90, 1423984), (96, 1334985), (120, 1067988), (122, 1050480), (144, 889990), (160, 800991), (180, 711992), (183, 700320), (240, 533994), (244, 525240), (288, 444995), (305, 420192), (360, 355996), (366, 350160), (480, 266997), (488, 262620), (549, 233440), (610, 210096), (720, 177998), (732, 175080), (915, 140064), (976, 131310), (1098, 116720), (1220, 105048), (1440, 88999), (1459, 87840), (1464, 87540), (1830, 70032), (1952, 65655), (2196, 58360), (2440, 52524), (2745, 46688), (2918, 43920), (2928, 43770), (3660, 35016), (4377, 29280), (4392, 29180), (4880, 26262), (5490, 23344), (5836, 21960), (5856, 21885), (7295, 17568), (7320, 17508), (8754, 14640), (8784, 14590), (9760, 13131), (10980, 11672)]