278012280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{3637}}^1$

素因数の和:3678

約数の個数: 192

約数和(自身を含む): 1045124640

約数和(自身を除く): 767112360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 49, 52, 56, 60, 65, 70, 78, 84, 91, 98, 104, 105, 120, 130, 140, 147, 156, 168, 182, 195, 196, 210, 245, 260, 273, 280, 294, 312, 364, 390, 392, 420, 455, 490, 520, 546, 588, 637, 728, 735, 780, 840, 910, 980, 1092, 1176, 1274, 1365, 1470, 1560, 1820, 1911, 1960, 2184, 2548, 2730, 2940, 3185, 3637, 3640, 3822, 5096, 5460, 5880, 6370, 7274, 7644, 9555, 10911, 10920, 12740, 14548, 15288, 18185, 19110, 21822, 25459, 25480, 29096, 36370, 38220, 43644, 47281, 50918, 54555, 72740, 76377, 76440, 87288, 94562, 101836, 109110, 127295, 141843, 145480, 152754, 178213, 189124, 203672, 218220, 236405, 254590, 283686, 305508, 330967, 356426, 378248, 381885, 436440, 472810, 509180, 534639, 567372, 611016, 661934, 709215, 712852, 763770, 891065, 945620, 992901, 1018360, 1069278, 1134744, 1323868, 1418430, 1425704, 1527540, 1654835, 1782130, 1891240, 1985802, 2138556, 2316769, 2647736, 2673195, 2836860, 3055080, 3309670, 3564260, 3971604, 4277112, 4633538, 4964505, 5346390, 5673720, 6619340, 6950307, 7128520, 7943208, 9267076, 9929010, 10692780, 11583845, 13238680, 13900614, 18534152, 19858020, 21385560, 23167690, 27801228, 34751535, 39716040, 46335380, 55602456, 69503070, 92670760, 139006140, 278012280]

約数ペア:

[(1, 278012280), (2, 139006140), (3, 92670760), (4, 69503070), (5, 55602456), (6, 46335380), (7, 39716040), (8, 34751535), (10, 27801228), (12, 23167690), (13, 21385560), (14, 19858020), (15, 18534152), (20, 13900614), (21, 13238680), (24, 11583845), (26, 10692780), (28, 9929010), (30, 9267076), (35, 7943208), (39, 7128520), (40, 6950307), (42, 6619340), (49, 5673720), (52, 5346390), (56, 4964505), (60, 4633538), (65, 4277112), (70, 3971604), (78, 3564260), (84, 3309670), (91, 3055080), (98, 2836860), (104, 2673195), (105, 2647736), (120, 2316769), (130, 2138556), (140, 1985802), (147, 1891240), (156, 1782130), (168, 1654835), (182, 1527540), (195, 1425704), (196, 1418430), (210, 1323868), (245, 1134744), (260, 1069278), (273, 1018360), (280, 992901), (294, 945620), (312, 891065), (364, 763770), (390, 712852), (392, 709215), (420, 661934), (455, 611016), (490, 567372), (520, 534639), (546, 509180), (588, 472810), (637, 436440), (728, 381885), (735, 378248), (780, 356426), (840, 330967), (910, 305508), (980, 283686), (1092, 254590), (1176, 236405), (1274, 218220), (1365, 203672), (1470, 189124), (1560, 178213), (1820, 152754), (1911, 145480), (1960, 141843), (2184, 127295), (2548, 109110), (2730, 101836), (2940, 94562), (3185, 87288), (3637, 76440), (3640, 76377), (3822, 72740), (5096, 54555), (5460, 50918), (5880, 47281), (6370, 43644), (7274, 38220), (7644, 36370), (9555, 29096), (10911, 25480), (10920, 25459), (12740, 21822), (14548, 19110), (15288, 18185)]