29781960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1123}}^1$

素因数の和:1167

約数の個数: 128

約数和(自身を含む): 101969280

約数和(自身を除く): 72187320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 26, 30, 34, 39, 40, 51, 52, 60, 65, 68, 78, 85, 102, 104, 120, 130, 136, 156, 170, 195, 204, 221, 255, 260, 312, 340, 390, 408, 442, 510, 520, 663, 680, 780, 884, 1020, 1105, 1123, 1326, 1560, 1768, 2040, 2210, 2246, 2652, 3315, 3369, 4420, 4492, 5304, 5615, 6630, 6738, 8840, 8984, 11230, 13260, 13476, 14599, 16845, 19091, 22460, 26520, 26952, 29198, 33690, 38182, 43797, 44920, 57273, 58396, 67380, 72995, 76364, 87594, 95455, 114546, 116792, 134760, 145990, 152728, 175188, 190910, 218985, 229092, 248183, 286365, 291980, 350376, 381820, 437970, 458184, 496366, 572730, 583960, 744549, 763640, 875940, 992732, 1145460, 1240915, 1489098, 1751880, 1985464, 2290920, 2481830, 2978196, 3722745, 4963660, 5956392, 7445490, 9927320, 14890980, 29781960]

約数ペア:

[(1, 29781960), (2, 14890980), (3, 9927320), (4, 7445490), (5, 5956392), (6, 4963660), (8, 3722745), (10, 2978196), (12, 2481830), (13, 2290920), (15, 1985464), (17, 1751880), (20, 1489098), (24, 1240915), (26, 1145460), (30, 992732), (34, 875940), (39, 763640), (40, 744549), (51, 583960), (52, 572730), (60, 496366), (65, 458184), (68, 437970), (78, 381820), (85, 350376), (102, 291980), (104, 286365), (120, 248183), (130, 229092), (136, 218985), (156, 190910), (170, 175188), (195, 152728), (204, 145990), (221, 134760), (255, 116792), (260, 114546), (312, 95455), (340, 87594), (390, 76364), (408, 72995), (442, 67380), (510, 58396), (520, 57273), (663, 44920), (680, 43797), (780, 38182), (884, 33690), (1020, 29198), (1105, 26952), (1123, 26520), (1326, 22460), (1560, 19091), (1768, 16845), (2040, 14599), (2210, 13476), (2246, 13260), (2652, 11230), (3315, 8984), (3369, 8840), (4420, 6738), (4492, 6630), (5304, 5615)]