121487600

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{383}}^1$

素因数の和:475

約数の個数: 120

約数和(自身を含む): 320312832

約数和(自身を除く): 198825232

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 61, 65, 80, 100, 104, 122, 130, 200, 208, 244, 260, 305, 325, 383, 400, 488, 520, 610, 650, 766, 793, 976, 1040, 1220, 1300, 1525, 1532, 1586, 1915, 2440, 2600, 3050, 3064, 3172, 3830, 3965, 4880, 4979, 5200, 6100, 6128, 6344, 7660, 7930, 9575, 9958, 12200, 12688, 15320, 15860, 19150, 19825, 19916, 23363, 24400, 24895, 30640, 31720, 38300, 39650, 39832, 46726, 49790, 63440, 76600, 79300, 79664, 93452, 99580, 116815, 124475, 153200, 158600, 186904, 199160, 233630, 248950, 303719, 317200, 373808, 398320, 467260, 497900, 584075, 607438, 934520, 995800, 1168150, 1214876, 1518595, 1869040, 1991600, 2336300, 2429752, 3037190, 4672600, 4859504, 6074380, 7592975, 9345200, 12148760, 15185950, 24297520, 30371900, 60743800, 121487600]

約数ペア:

[(1, 121487600), (2, 60743800), (4, 30371900), (5, 24297520), (8, 15185950), (10, 12148760), (13, 9345200), (16, 7592975), (20, 6074380), (25, 4859504), (26, 4672600), (40, 3037190), (50, 2429752), (52, 2336300), (61, 1991600), (65, 1869040), (80, 1518595), (100, 1214876), (104, 1168150), (122, 995800), (130, 934520), (200, 607438), (208, 584075), (244, 497900), (260, 467260), (305, 398320), (325, 373808), (383, 317200), (400, 303719), (488, 248950), (520, 233630), (610, 199160), (650, 186904), (766, 158600), (793, 153200), (976, 124475), (1040, 116815), (1220, 99580), (1300, 93452), (1525, 79664), (1532, 79300), (1586, 76600), (1915, 63440), (2440, 49790), (2600, 46726), (3050, 39832), (3064, 39650), (3172, 38300), (3830, 31720), (3965, 30640), (4880, 24895), (4979, 24400), (5200, 23363), (6100, 19916), (6128, 19825), (6344, 19150), (7660, 15860), (7930, 15320), (9575, 12688), (9958, 12200)]