121223940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{6991}}^1$

素因数の和:7037

約数の個数: 72

約数和(自身を含む): 360619392

約数和(自身を除く): 239395452

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 289, 340, 510, 578, 867, 1020, 1156, 1445, 1734, 2890, 3468, 4335, 5780, 6991, 8670, 13982, 17340, 20973, 27964, 34955, 41946, 69910, 83892, 104865, 118847, 139820, 209730, 237694, 356541, 419460, 475388, 594235, 713082, 1188470, 1426164, 1782705, 2020399, 2376940, 3565410, 4040798, 6061197, 7130820, 8081596, 10101995, 12122394, 20203990, 24244788, 30305985, 40407980, 60611970, 121223940]

約数ペア:

[(1, 121223940), (2, 60611970), (3, 40407980), (4, 30305985), (5, 24244788), (6, 20203990), (10, 12122394), (12, 10101995), (15, 8081596), (17, 7130820), (20, 6061197), (30, 4040798), (34, 3565410), (51, 2376940), (60, 2020399), (68, 1782705), (85, 1426164), (102, 1188470), (170, 713082), (204, 594235), (255, 475388), (289, 419460), (340, 356541), (510, 237694), (578, 209730), (867, 139820), (1020, 118847), (1156, 104865), (1445, 83892), (1734, 69910), (2890, 41946), (3468, 34955), (4335, 27964), (5780, 20973), (6991, 17340), (8670, 13982)]