121375920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{419}}^1$

素因数の和:523

約数の個数: 160

約数和(自身を含む): 404974080

約数和(自身を除く): 283598160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 71, 80, 85, 102, 120, 136, 142, 170, 204, 213, 240, 255, 272, 284, 340, 355, 408, 419, 426, 510, 568, 680, 710, 816, 838, 852, 1020, 1065, 1136, 1207, 1257, 1360, 1420, 1676, 1704, 2040, 2095, 2130, 2414, 2514, 2840, 3352, 3408, 3621, 4080, 4190, 4260, 4828, 5028, 5680, 6035, 6285, 6704, 7123, 7242, 8380, 8520, 9656, 10056, 12070, 12570, 14246, 14484, 16760, 17040, 18105, 19312, 20112, 21369, 24140, 25140, 28492, 28968, 29749, 33520, 35615, 36210, 42738, 48280, 50280, 56984, 57936, 59498, 71230, 72420, 85476, 89247, 96560, 100560, 106845, 113968, 118996, 142460, 144840, 148745, 170952, 178494, 213690, 237992, 284920, 289680, 297490, 341904, 356988, 427380, 446235, 475984, 505733, 569840, 594980, 713976, 854760, 892470, 1011466, 1189960, 1427952, 1517199, 1709520, 1784940, 2022932, 2379920, 2528665, 3034398, 3569880, 4045864, 5057330, 6068796, 7139760, 7585995, 8091728, 10114660, 12137592, 15171990, 20229320, 24275184, 30343980, 40458640, 60687960, 121375920]

約数ペア:

[(1, 121375920), (2, 60687960), (3, 40458640), (4, 30343980), (5, 24275184), (6, 20229320), (8, 15171990), (10, 12137592), (12, 10114660), (15, 8091728), (16, 7585995), (17, 7139760), (20, 6068796), (24, 5057330), (30, 4045864), (34, 3569880), (40, 3034398), (48, 2528665), (51, 2379920), (60, 2022932), (68, 1784940), (71, 1709520), (80, 1517199), (85, 1427952), (102, 1189960), (120, 1011466), (136, 892470), (142, 854760), (170, 713976), (204, 594980), (213, 569840), (240, 505733), (255, 475984), (272, 446235), (284, 427380), (340, 356988), (355, 341904), (408, 297490), (419, 289680), (426, 284920), (510, 237992), (568, 213690), (680, 178494), (710, 170952), (816, 148745), (838, 144840), (852, 142460), (1020, 118996), (1065, 113968), (1136, 106845), (1207, 100560), (1257, 96560), (1360, 89247), (1420, 85476), (1676, 72420), (1704, 71230), (2040, 59498), (2095, 57936), (2130, 56984), (2414, 50280), (2514, 48280), (2840, 42738), (3352, 36210), (3408, 35615), (3621, 33520), (4080, 29749), (4190, 28968), (4260, 28492), (4828, 25140), (5028, 24140), (5680, 21369), (6035, 20112), (6285, 19312), (6704, 18105), (7123, 17040), (7242, 16760), (8380, 14484), (8520, 14246), (9656, 12570), (10056, 12070)]