28412280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{467}}^1$

素因数の和:510

約数の個数: 144

約数和(自身を含む): 100203480

約数和(自身を除く): 71791200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 169, 180, 195, 234, 260, 312, 338, 360, 390, 467, 468, 507, 520, 585, 676, 780, 845, 934, 936, 1014, 1170, 1352, 1401, 1521, 1560, 1690, 1868, 2028, 2335, 2340, 2535, 2802, 3042, 3380, 3736, 4056, 4203, 4670, 4680, 5070, 5604, 6071, 6084, 6760, 7005, 7605, 8406, 9340, 10140, 11208, 12142, 12168, 14010, 15210, 16812, 18213, 18680, 20280, 21015, 24284, 28020, 30355, 30420, 33624, 36426, 42030, 48568, 54639, 56040, 60710, 60840, 72852, 78923, 84060, 91065, 109278, 121420, 145704, 157846, 168120, 182130, 218556, 236769, 242840, 273195, 315692, 364260, 394615, 437112, 473538, 546390, 631384, 710307, 728520, 789230, 947076, 1092780, 1183845, 1420614, 1578460, 1894152, 2185560, 2367690, 2841228, 3156920, 3551535, 4735380, 5682456, 7103070, 9470760, 14206140, 28412280]

約数ペア:

[(1, 28412280), (2, 14206140), (3, 9470760), (4, 7103070), (5, 5682456), (6, 4735380), (8, 3551535), (9, 3156920), (10, 2841228), (12, 2367690), (13, 2185560), (15, 1894152), (18, 1578460), (20, 1420614), (24, 1183845), (26, 1092780), (30, 947076), (36, 789230), (39, 728520), (40, 710307), (45, 631384), (52, 546390), (60, 473538), (65, 437112), (72, 394615), (78, 364260), (90, 315692), (104, 273195), (117, 242840), (120, 236769), (130, 218556), (156, 182130), (169, 168120), (180, 157846), (195, 145704), (234, 121420), (260, 109278), (312, 91065), (338, 84060), (360, 78923), (390, 72852), (467, 60840), (468, 60710), (507, 56040), (520, 54639), (585, 48568), (676, 42030), (780, 36426), (845, 33624), (934, 30420), (936, 30355), (1014, 28020), (1170, 24284), (1352, 21015), (1401, 20280), (1521, 18680), (1560, 18213), (1690, 16812), (1868, 15210), (2028, 14010), (2335, 12168), (2340, 12142), (2535, 11208), (2802, 10140), (3042, 9340), (3380, 8406), (3736, 7605), (4056, 7005), (4203, 6760), (4670, 6084), (4680, 6071), (5070, 5604)]