7880040

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:136

約数の個数: 192

約数和(自身を含む): 30326400

約数和(自身を除く): 22446360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 53, 56, 59, 60, 63, 70, 72, 84, 90, 105, 106, 118, 120, 126, 140, 159, 168, 177, 180, 210, 212, 236, 252, 265, 280, 295, 315, 318, 354, 360, 371, 413, 420, 424, 472, 477, 504, 530, 531, 590, 630, 636, 708, 742, 795, 826, 840, 885, 954, 1060, 1062, 1113, 1180, 1239, 1260, 1272, 1416, 1484, 1590, 1652, 1770, 1855, 1908, 2065, 2120, 2124, 2226, 2360, 2385, 2478, 2520, 2655, 2968, 3127, 3180, 3304, 3339, 3540, 3710, 3717, 3816, 4130, 4248, 4452, 4770, 4956, 5310, 5565, 6195, 6254, 6360, 6678, 7080, 7420, 7434, 8260, 8904, 9381, 9540, 9912, 10620, 11130, 12390, 12508, 13356, 14840, 14868, 15635, 16520, 16695, 18585, 18762, 19080, 21240, 21889, 22260, 24780, 25016, 26712, 28143, 29736, 31270, 33390, 37170, 37524, 43778, 44520, 46905, 49560, 56286, 62540, 65667, 66780, 74340, 75048, 87556, 93810, 109445, 112572, 125080, 131334, 133560, 140715, 148680, 175112, 187620, 197001, 218890, 225144, 262668, 281430, 328335, 375240, 394002, 437780, 525336, 562860, 656670, 788004, 875560, 985005, 1125720, 1313340, 1576008, 1970010, 2626680, 3940020, 7880040]

約数ペア:

[(1, 7880040), (2, 3940020), (3, 2626680), (4, 1970010), (5, 1576008), (6, 1313340), (7, 1125720), (8, 985005), (9, 875560), (10, 788004), (12, 656670), (14, 562860), (15, 525336), (18, 437780), (20, 394002), (21, 375240), (24, 328335), (28, 281430), (30, 262668), (35, 225144), (36, 218890), (40, 197001), (42, 187620), (45, 175112), (53, 148680), (56, 140715), (59, 133560), (60, 131334), (63, 125080), (70, 112572), (72, 109445), (84, 93810), (90, 87556), (105, 75048), (106, 74340), (118, 66780), (120, 65667), (126, 62540), (140, 56286), (159, 49560), (168, 46905), (177, 44520), (180, 43778), (210, 37524), (212, 37170), (236, 33390), (252, 31270), (265, 29736), (280, 28143), (295, 26712), (315, 25016), (318, 24780), (354, 22260), (360, 21889), (371, 21240), (413, 19080), (420, 18762), (424, 18585), (472, 16695), (477, 16520), (504, 15635), (530, 14868), (531, 14840), (590, 13356), (630, 12508), (636, 12390), (708, 11130), (742, 10620), (795, 9912), (826, 9540), (840, 9381), (885, 8904), (954, 8260), (1060, 7434), (1062, 7420), (1113, 7080), (1180, 6678), (1239, 6360), (1260, 6254), (1272, 6195), (1416, 5565), (1484, 5310), (1590, 4956), (1652, 4770), (1770, 4452), (1855, 4248), (1908, 4130), (2065, 3816), (2120, 3717), (2124, 3710), (2226, 3540), (2360, 3339), (2385, 3304), (2478, 3180), (2520, 3127), (2655, 2968)]