393586440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1607}}^1$

素因数の和:1791

約数の個数: 128

約数和(自身を含む): 1280482560

約数和(自身を除く): 886896120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 157, 195, 260, 312, 314, 390, 471, 520, 628, 780, 785, 942, 1256, 1560, 1570, 1607, 1884, 2041, 2355, 3140, 3214, 3768, 4082, 4710, 4821, 6123, 6280, 6428, 8035, 8164, 9420, 9642, 10205, 12246, 12856, 16070, 16328, 18840, 19284, 20410, 20891, 24105, 24492, 30615, 32140, 38568, 40820, 41782, 48210, 48984, 61230, 62673, 64280, 81640, 83564, 96420, 104455, 122460, 125346, 167128, 192840, 208910, 244920, 250692, 252299, 313365, 417820, 501384, 504598, 626730, 756897, 835640, 1009196, 1253460, 1261495, 1513794, 2018392, 2506920, 2522990, 3027588, 3279887, 3784485, 5045980, 6055176, 6559774, 7568970, 9839661, 10091960, 13119548, 15137940, 16399435, 19679322, 26239096, 30275880, 32798870, 39358644, 49198305, 65597740, 78717288, 98396610, 131195480, 196793220, 393586440]

約数ペア:

[(1, 393586440), (2, 196793220), (3, 131195480), (4, 98396610), (5, 78717288), (6, 65597740), (8, 49198305), (10, 39358644), (12, 32798870), (13, 30275880), (15, 26239096), (20, 19679322), (24, 16399435), (26, 15137940), (30, 13119548), (39, 10091960), (40, 9839661), (52, 7568970), (60, 6559774), (65, 6055176), (78, 5045980), (104, 3784485), (120, 3279887), (130, 3027588), (156, 2522990), (157, 2506920), (195, 2018392), (260, 1513794), (312, 1261495), (314, 1253460), (390, 1009196), (471, 835640), (520, 756897), (628, 626730), (780, 504598), (785, 501384), (942, 417820), (1256, 313365), (1560, 252299), (1570, 250692), (1607, 244920), (1884, 208910), (2041, 192840), (2355, 167128), (3140, 125346), (3214, 122460), (3768, 104455), (4082, 96420), (4710, 83564), (4821, 81640), (6123, 64280), (6280, 62673), (6428, 61230), (8035, 48984), (8164, 48210), (9420, 41782), (9642, 40820), (10205, 38568), (12246, 32140), (12856, 30615), (16070, 24492), (16328, 24105), (18840, 20891), (19284, 20410)]