7325217540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{647}}^1\times {\mathrm{2029}}^1$

素因数の和:2722

約数の個数: 144

約数和(自身を含む): 22983367680

約数和(自身を除く): 15658150140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 647, 930, 1116, 1294, 1395, 1860, 1941, 2029, 2588, 2790, 3235, 3882, 4058, 5580, 5823, 6087, 6470, 7764, 8116, 9705, 10145, 11646, 12174, 12940, 18261, 19410, 20057, 20290, 23292, 24348, 29115, 30435, 36522, 38820, 40114, 40580, 58230, 60171, 60870, 62899, 73044, 80228, 91305, 100285, 116460, 120342, 121740, 125798, 180513, 182610, 188697, 200570, 240684, 251596, 300855, 314495, 361026, 365220, 377394, 401140, 566091, 601710, 628990, 722052, 754788, 902565, 943485, 1132182, 1203420, 1257980, 1312763, 1805130, 1886970, 2264364, 2625526, 2830455, 3610260, 3773940, 3938289, 5251052, 5660910, 6563815, 7876578, 11321820, 11814867, 13127630, 15753156, 19691445, 23629734, 26255260, 39382890, 40695653, 47259468, 59074335, 78765780, 81391306, 118148670, 122086959, 162782612, 203478265, 236297340, 244173918, 366260877, 406956530, 488347836, 610434795, 732521754, 813913060, 1220869590, 1465043508, 1831304385, 2441739180, 3662608770, 7325217540]

約数ペア:

[(1, 7325217540), (2, 3662608770), (3, 2441739180), (4, 1831304385), (5, 1465043508), (6, 1220869590), (9, 813913060), (10, 732521754), (12, 610434795), (15, 488347836), (18, 406956530), (20, 366260877), (30, 244173918), (31, 236297340), (36, 203478265), (45, 162782612), (60, 122086959), (62, 118148670), (90, 81391306), (93, 78765780), (124, 59074335), (155, 47259468), (180, 40695653), (186, 39382890), (279, 26255260), (310, 23629734), (372, 19691445), (465, 15753156), (558, 13127630), (620, 11814867), (647, 11321820), (930, 7876578), (1116, 6563815), (1294, 5660910), (1395, 5251052), (1860, 3938289), (1941, 3773940), (2029, 3610260), (2588, 2830455), (2790, 2625526), (3235, 2264364), (3882, 1886970), (4058, 1805130), (5580, 1312763), (5823, 1257980), (6087, 1203420), (6470, 1132182), (7764, 943485), (8116, 902565), (9705, 754788), (10145, 722052), (11646, 628990), (12174, 601710), (12940, 566091), (18261, 401140), (19410, 377394), (20057, 365220), (20290, 361026), (23292, 314495), (24348, 300855), (29115, 251596), (30435, 240684), (36522, 200570), (38820, 188697), (40114, 182610), (40580, 180513), (58230, 125798), (60171, 121740), (60870, 120342), (62899, 116460), (73044, 100285), (80228, 91305)]