3131266040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{397}}^1\times {\mathrm{1657}}^1$

素因数の和:2089

約数の個数: 128

約数和(自身を含む): 8552096640

約数和(自身を除く): 5420830600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 340, 397, 476, 595, 680, 794, 952, 1190, 1588, 1657, 1985, 2380, 2779, 3176, 3314, 3970, 4760, 5558, 6628, 6749, 7940, 8285, 11116, 11599, 13256, 13498, 13895, 15880, 16570, 22232, 23198, 26996, 27790, 28169, 33140, 33745, 46396, 47243, 53992, 55580, 56338, 57995, 66280, 67490, 92792, 94486, 111160, 112676, 115990, 134980, 140845, 188972, 197183, 225352, 231980, 236215, 269960, 281690, 377944, 394366, 463960, 472430, 563380, 657829, 788732, 944860, 985915, 1126760, 1315658, 1577464, 1889720, 1971830, 2631316, 3289145, 3943660, 4604803, 5262632, 6578290, 7887320, 9209606, 11183093, 13156580, 18419212, 22366186, 23024015, 26313160, 36838424, 44732372, 46048030, 55915465, 78281651, 89464744, 92096060, 111830930, 156563302, 184192120, 223661860, 313126604, 391408255, 447323720, 626253208, 782816510, 1565633020, 3131266040]

約数ペア:

[(1, 3131266040), (2, 1565633020), (4, 782816510), (5, 626253208), (7, 447323720), (8, 391408255), (10, 313126604), (14, 223661860), (17, 184192120), (20, 156563302), (28, 111830930), (34, 92096060), (35, 89464744), (40, 78281651), (56, 55915465), (68, 46048030), (70, 44732372), (85, 36838424), (119, 26313160), (136, 23024015), (140, 22366186), (170, 18419212), (238, 13156580), (280, 11183093), (340, 9209606), (397, 7887320), (476, 6578290), (595, 5262632), (680, 4604803), (794, 3943660), (952, 3289145), (1190, 2631316), (1588, 1971830), (1657, 1889720), (1985, 1577464), (2380, 1315658), (2779, 1126760), (3176, 985915), (3314, 944860), (3970, 788732), (4760, 657829), (5558, 563380), (6628, 472430), (6749, 463960), (7940, 394366), (8285, 377944), (11116, 281690), (11599, 269960), (13256, 236215), (13498, 231980), (13895, 225352), (15880, 197183), (16570, 188972), (22232, 140845), (23198, 134980), (26996, 115990), (27790, 112676), (28169, 111160), (33140, 94486), (33745, 92792), (46396, 67490), (47243, 66280), (53992, 57995), (55580, 56338)]