31309560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2999}}^1$

素因数の和:3045

約数の個数: 96

約数和(自身を含む): 105300000

約数和(自身を除く): 73990440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 29, 30, 36, 40, 45, 58, 60, 72, 87, 90, 116, 120, 145, 174, 180, 232, 261, 290, 348, 360, 435, 522, 580, 696, 870, 1044, 1160, 1305, 1740, 2088, 2610, 2999, 3480, 5220, 5998, 8997, 10440, 11996, 14995, 17994, 23992, 26991, 29990, 35988, 44985, 53982, 59980, 71976, 86971, 89970, 107964, 119960, 134955, 173942, 179940, 215928, 260913, 269910, 347884, 359880, 434855, 521826, 539820, 695768, 782739, 869710, 1043652, 1079640, 1304565, 1565478, 1739420, 2087304, 2609130, 3130956, 3478840, 3913695, 5218260, 6261912, 7827390, 10436520, 15654780, 31309560]

約数ペア:

[(1, 31309560), (2, 15654780), (3, 10436520), (4, 7827390), (5, 6261912), (6, 5218260), (8, 3913695), (9, 3478840), (10, 3130956), (12, 2609130), (15, 2087304), (18, 1739420), (20, 1565478), (24, 1304565), (29, 1079640), (30, 1043652), (36, 869710), (40, 782739), (45, 695768), (58, 539820), (60, 521826), (72, 434855), (87, 359880), (90, 347884), (116, 269910), (120, 260913), (145, 215928), (174, 179940), (180, 173942), (232, 134955), (261, 119960), (290, 107964), (348, 89970), (360, 86971), (435, 71976), (522, 59980), (580, 53982), (696, 44985), (870, 35988), (1044, 29990), (1160, 26991), (1305, 23992), (1740, 17994), (2088, 14995), (2610, 11996), (2999, 10440), (3480, 8997), (5220, 5998)]