219771240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8287}}^1$

素因数の和:8331

約数の個数: 128

約数和(自身を含む): 751887360

約数和(自身を除く): 532116120

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, 1326, 1560, 1768, 2040, 2210, 2652, 3315, 4420, 5304, 6630, 8287, 8840, 13260, 16574, 24861, 26520, 33148, 41435, 49722, 66296, 82870, 99444, 107731, 124305, 140879, 165740, 198888, 215462, 248610, 281758, 323193, 331480, 422637, 430924, 497220, 538655, 563516, 646386, 704395, 845274, 861848, 994440, 1077310, 1127032, 1292772, 1408790, 1615965, 1690548, 1831427, 2113185, 2154620, 2585544, 2817580, 3231930, 3381096, 3662854, 4226370, 4309240, 5494281, 5635160, 6463860, 7325708, 8452740, 9157135, 10988562, 12927720, 14651416, 16905480, 18314270, 21977124, 27471405, 36628540, 43954248, 54942810, 73257080, 109885620, 219771240]

約数ペア:

[(1, 219771240), (2, 109885620), (3, 73257080), (4, 54942810), (5, 43954248), (6, 36628540), (8, 27471405), (10, 21977124), (12, 18314270), (13, 16905480), (15, 14651416), (17, 12927720), (20, 10988562), (24, 9157135), (26, 8452740), (30, 7325708), (34, 6463860), (39, 5635160), (40, 5494281), (51, 4309240), (52, 4226370), (60, 3662854), (65, 3381096), (68, 3231930), (78, 2817580), (85, 2585544), (102, 2154620), (104, 2113185), (120, 1831427), (130, 1690548), (136, 1615965), (156, 1408790), (170, 1292772), (195, 1127032), (204, 1077310), (221, 994440), (255, 861848), (260, 845274), (312, 704395), (340, 646386), (390, 563516), (408, 538655), (442, 497220), (510, 430924), (520, 422637), (663, 331480), (680, 323193), (780, 281758), (884, 248610), (1020, 215462), (1105, 198888), (1326, 165740), (1560, 140879), (1768, 124305), (2040, 107731), (2210, 99444), (2652, 82870), (3315, 66296), (4420, 49722), (5304, 41435), (6630, 33148), (8287, 26520), (8840, 24861), (13260, 16574)]