219636240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{557}}^1$

素因数の和:657

約数の個数: 160

約数和(自身を含む): 717382656

約数和(自身を除く): 497746416

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 53, 60, 62, 80, 93, 106, 120, 124, 155, 159, 186, 212, 240, 248, 265, 310, 318, 372, 424, 465, 496, 530, 557, 620, 636, 744, 795, 848, 930, 1060, 1114, 1240, 1272, 1488, 1590, 1643, 1671, 1860, 2120, 2228, 2480, 2544, 2785, 3180, 3286, 3342, 3720, 4240, 4456, 4929, 5570, 6360, 6572, 6684, 7440, 8215, 8355, 8912, 9858, 11140, 12720, 13144, 13368, 16430, 16710, 17267, 19716, 22280, 24645, 26288, 26736, 29521, 32860, 33420, 34534, 39432, 44560, 49290, 51801, 59042, 65720, 66840, 69068, 78864, 86335, 88563, 98580, 103602, 118084, 131440, 133680, 138136, 147605, 172670, 177126, 197160, 207204, 236168, 259005, 276272, 295210, 345340, 354252, 394320, 414408, 442815, 472336, 518010, 590420, 690680, 708504, 828816, 885630, 915151, 1036020, 1180840, 1381360, 1417008, 1771260, 1830302, 2072040, 2361680, 2745453, 3542520, 3660604, 4144080, 4575755, 5490906, 7085040, 7321208, 9151510, 10981812, 13727265, 14642416, 18303020, 21963624, 27454530, 36606040, 43927248, 54909060, 73212080, 109818120, 219636240]

約数ペア:

[(1, 219636240), (2, 109818120), (3, 73212080), (4, 54909060), (5, 43927248), (6, 36606040), (8, 27454530), (10, 21963624), (12, 18303020), (15, 14642416), (16, 13727265), (20, 10981812), (24, 9151510), (30, 7321208), (31, 7085040), (40, 5490906), (48, 4575755), (53, 4144080), (60, 3660604), (62, 3542520), (80, 2745453), (93, 2361680), (106, 2072040), (120, 1830302), (124, 1771260), (155, 1417008), (159, 1381360), (186, 1180840), (212, 1036020), (240, 915151), (248, 885630), (265, 828816), (310, 708504), (318, 690680), (372, 590420), (424, 518010), (465, 472336), (496, 442815), (530, 414408), (557, 394320), (620, 354252), (636, 345340), (744, 295210), (795, 276272), (848, 259005), (930, 236168), (1060, 207204), (1114, 197160), (1240, 177126), (1272, 172670), (1488, 147605), (1590, 138136), (1643, 133680), (1671, 131440), (1860, 118084), (2120, 103602), (2228, 98580), (2480, 88563), (2544, 86335), (2785, 78864), (3180, 69068), (3286, 66840), (3342, 65720), (3720, 59042), (4240, 51801), (4456, 49290), (4929, 44560), (5570, 39432), (6360, 34534), (6572, 33420), (6684, 32860), (7440, 29521), (8215, 26736), (8355, 26288), (8912, 24645), (9858, 22280), (11140, 19716), (12720, 17267), (13144, 16710), (13368, 16430)]