145644200

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:212

約数の個数: 144

約数和(自身を含む): 381225600

約数和(自身を除く): 235581400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 31, 40, 50, 52, 62, 65, 100, 104, 124, 130, 139, 155, 169, 200, 248, 260, 278, 310, 325, 338, 403, 520, 556, 620, 650, 676, 695, 775, 806, 845, 1112, 1240, 1300, 1352, 1390, 1550, 1612, 1690, 1807, 2015, 2600, 2780, 3100, 3224, 3380, 3475, 3614, 4030, 4225, 4309, 5239, 5560, 6200, 6760, 6950, 7228, 8060, 8450, 8618, 9035, 10075, 10478, 13900, 14456, 16120, 16900, 17236, 18070, 20150, 20956, 21545, 23491, 26195, 27800, 33800, 34472, 36140, 40300, 41912, 43090, 45175, 46982, 52390, 56017, 72280, 80600, 86180, 90350, 93964, 104780, 107725, 112034, 117455, 130975, 172360, 180700, 187928, 209560, 215450, 224068, 234910, 261950, 280085, 361400, 430900, 448136, 469820, 523900, 560170, 587275, 728221, 861800, 939640, 1047800, 1120340, 1174550, 1400425, 1456442, 2240680, 2349100, 2800850, 2912884, 3641105, 4698200, 5601700, 5825768, 7282210, 11203400, 14564420, 18205525, 29128840, 36411050, 72822100, 145644200]

約数ペア:

[(1, 145644200), (2, 72822100), (4, 36411050), (5, 29128840), (8, 18205525), (10, 14564420), (13, 11203400), (20, 7282210), (25, 5825768), (26, 5601700), (31, 4698200), (40, 3641105), (50, 2912884), (52, 2800850), (62, 2349100), (65, 2240680), (100, 1456442), (104, 1400425), (124, 1174550), (130, 1120340), (139, 1047800), (155, 939640), (169, 861800), (200, 728221), (248, 587275), (260, 560170), (278, 523900), (310, 469820), (325, 448136), (338, 430900), (403, 361400), (520, 280085), (556, 261950), (620, 234910), (650, 224068), (676, 215450), (695, 209560), (775, 187928), (806, 180700), (845, 172360), (1112, 130975), (1240, 117455), (1300, 112034), (1352, 107725), (1390, 104780), (1550, 93964), (1612, 90350), (1690, 86180), (1807, 80600), (2015, 72280), (2600, 56017), (2780, 52390), (3100, 46982), (3224, 45175), (3380, 43090), (3475, 41912), (3614, 40300), (4030, 36140), (4225, 34472), (4309, 33800), (5239, 27800), (5560, 26195), (6200, 23491), (6760, 21545), (6950, 20956), (7228, 20150), (8060, 18070), (8450, 17236), (8618, 16900), (9035, 16120), (10075, 14456), (10478, 13900)]