222979120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{281}}^1$

素因数の和:423

約数の個数: 160

約数和(自身を含む): 646208640

約数和(自身を除く): 423229520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 109, 112, 130, 140, 182, 208, 218, 260, 280, 281, 364, 436, 455, 520, 545, 560, 562, 728, 763, 872, 910, 1040, 1090, 1124, 1405, 1417, 1456, 1526, 1744, 1820, 1967, 2180, 2248, 2810, 2834, 3052, 3640, 3653, 3815, 3934, 4360, 4496, 5620, 5668, 6104, 7085, 7280, 7306, 7630, 7868, 8720, 9835, 9919, 11240, 11336, 12208, 14170, 14612, 15260, 15736, 18265, 19670, 19838, 22480, 22672, 25571, 28340, 29224, 30520, 30629, 31472, 36530, 39340, 39676, 49595, 51142, 56680, 58448, 61040, 61258, 73060, 78680, 79352, 99190, 102284, 113360, 122516, 127855, 146120, 153145, 157360, 158704, 198380, 204568, 214403, 245032, 255710, 292240, 306290, 396760, 398177, 409136, 428806, 490064, 511420, 612580, 793520, 796354, 857612, 1022840, 1072015, 1225160, 1592708, 1715224, 1990885, 2045680, 2144030, 2450320, 2787239, 3185416, 3430448, 3981770, 4288060, 5574478, 6370832, 7963540, 8576120, 11148956, 13936195, 15927080, 17152240, 22297912, 27872390, 31854160, 44595824, 55744780, 111489560, 222979120]

約数ペア:

[(1, 222979120), (2, 111489560), (4, 55744780), (5, 44595824), (7, 31854160), (8, 27872390), (10, 22297912), (13, 17152240), (14, 15927080), (16, 13936195), (20, 11148956), (26, 8576120), (28, 7963540), (35, 6370832), (40, 5574478), (52, 4288060), (56, 3981770), (65, 3430448), (70, 3185416), (80, 2787239), (91, 2450320), (104, 2144030), (109, 2045680), (112, 1990885), (130, 1715224), (140, 1592708), (182, 1225160), (208, 1072015), (218, 1022840), (260, 857612), (280, 796354), (281, 793520), (364, 612580), (436, 511420), (455, 490064), (520, 428806), (545, 409136), (560, 398177), (562, 396760), (728, 306290), (763, 292240), (872, 255710), (910, 245032), (1040, 214403), (1090, 204568), (1124, 198380), (1405, 158704), (1417, 157360), (1456, 153145), (1526, 146120), (1744, 127855), (1820, 122516), (1967, 113360), (2180, 102284), (2248, 99190), (2810, 79352), (2834, 78680), (3052, 73060), (3640, 61258), (3653, 61040), (3815, 58448), (3934, 56680), (4360, 51142), (4496, 49595), (5620, 39676), (5668, 39340), (6104, 36530), (7085, 31472), (7280, 30629), (7306, 30520), (7630, 29224), (7868, 28340), (8720, 25571), (9835, 22672), (9919, 22480), (11240, 19838), (11336, 19670), (12208, 18265), (14170, 15736), (14612, 15260)]