2784759880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1\times {\mathrm{1669}}^1$

素因数の和:1847

約数の個数: 128

約数和(自身を含む): 7358688000

約数和(自身を除く): 4573928120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 59, 70, 101, 118, 140, 202, 236, 280, 295, 404, 413, 472, 505, 590, 707, 808, 826, 1010, 1180, 1414, 1652, 1669, 2020, 2065, 2360, 2828, 3304, 3338, 3535, 4040, 4130, 5656, 5959, 6676, 7070, 8260, 8345, 11683, 11918, 13352, 14140, 16520, 16690, 23366, 23836, 28280, 29795, 33380, 41713, 46732, 47672, 58415, 59590, 66760, 83426, 93464, 98471, 116830, 119180, 166852, 168569, 196942, 208565, 233660, 238360, 333704, 337138, 393884, 417130, 467320, 492355, 674276, 689297, 787768, 834260, 842845, 984710, 1179983, 1348552, 1378594, 1668520, 1685690, 1969420, 2359966, 2757188, 3371380, 3446485, 3938840, 4719932, 5514376, 5899915, 6742760, 6892970, 9439864, 9945571, 11799830, 13785940, 19891142, 23599660, 27571880, 39782284, 47199320, 49727855, 69618997, 79564568, 99455710, 139237994, 198911420, 278475988, 348094985, 397822840, 556951976, 696189970, 1392379940, 2784759880]

約数ペア:

[(1, 2784759880), (2, 1392379940), (4, 696189970), (5, 556951976), (7, 397822840), (8, 348094985), (10, 278475988), (14, 198911420), (20, 139237994), (28, 99455710), (35, 79564568), (40, 69618997), (56, 49727855), (59, 47199320), (70, 39782284), (101, 27571880), (118, 23599660), (140, 19891142), (202, 13785940), (236, 11799830), (280, 9945571), (295, 9439864), (404, 6892970), (413, 6742760), (472, 5899915), (505, 5514376), (590, 4719932), (707, 3938840), (808, 3446485), (826, 3371380), (1010, 2757188), (1180, 2359966), (1414, 1969420), (1652, 1685690), (1669, 1668520), (2020, 1378594), (2065, 1348552), (2360, 1179983), (2828, 984710), (3304, 842845), (3338, 834260), (3535, 787768), (4040, 689297), (4130, 674276), (5656, 492355), (5959, 467320), (6676, 417130), (7070, 393884), (8260, 337138), (8345, 333704), (11683, 238360), (11918, 233660), (13352, 208565), (14140, 196942), (16520, 168569), (16690, 166852), (23366, 119180), (23836, 116830), (28280, 98471), (29795, 93464), (33380, 83426), (41713, 66760), (46732, 59590), (47672, 58415)]