123365280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{43}}^2\times {\mathrm{139}}^1$

素因数の和:243

約数の個数: 144

約数和(自身を含む): 400710240

約数和(自身を除く): 277344960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 43, 48, 60, 80, 86, 96, 120, 129, 139, 160, 172, 215, 240, 258, 278, 344, 417, 430, 480, 516, 556, 645, 688, 695, 834, 860, 1032, 1112, 1290, 1376, 1390, 1668, 1720, 1849, 2064, 2085, 2224, 2580, 2780, 3336, 3440, 3698, 4128, 4170, 4448, 5160, 5547, 5560, 5977, 6672, 6880, 7396, 8340, 9245, 10320, 11094, 11120, 11954, 13344, 14792, 16680, 17931, 18490, 20640, 22188, 22240, 23908, 27735, 29584, 29885, 33360, 35862, 36980, 44376, 47816, 55470, 59168, 59770, 66720, 71724, 73960, 88752, 89655, 95632, 110940, 119540, 143448, 147920, 177504, 179310, 191264, 221880, 239080, 257011, 286896, 295840, 358620, 443760, 478160, 514022, 573792, 717240, 771033, 887520, 956320, 1028044, 1285055, 1434480, 1542066, 2056088, 2570110, 2868960, 3084132, 3855165, 4112176, 5140220, 6168264, 7710330, 8224352, 10280440, 12336528, 15420660, 20560880, 24673056, 30841320, 41121760, 61682640, 123365280]

約数ペア:

[(1, 123365280), (2, 61682640), (3, 41121760), (4, 30841320), (5, 24673056), (6, 20560880), (8, 15420660), (10, 12336528), (12, 10280440), (15, 8224352), (16, 7710330), (20, 6168264), (24, 5140220), (30, 4112176), (32, 3855165), (40, 3084132), (43, 2868960), (48, 2570110), (60, 2056088), (80, 1542066), (86, 1434480), (96, 1285055), (120, 1028044), (129, 956320), (139, 887520), (160, 771033), (172, 717240), (215, 573792), (240, 514022), (258, 478160), (278, 443760), (344, 358620), (417, 295840), (430, 286896), (480, 257011), (516, 239080), (556, 221880), (645, 191264), (688, 179310), (695, 177504), (834, 147920), (860, 143448), (1032, 119540), (1112, 110940), (1290, 95632), (1376, 89655), (1390, 88752), (1668, 73960), (1720, 71724), (1849, 66720), (2064, 59770), (2085, 59168), (2224, 55470), (2580, 47816), (2780, 44376), (3336, 36980), (3440, 35862), (3698, 33360), (4128, 29885), (4170, 29584), (4448, 27735), (5160, 23908), (5547, 22240), (5560, 22188), (5977, 20640), (6672, 18490), (6880, 17931), (7396, 16680), (8340, 14792), (9245, 13344), (10320, 11954), (11094, 11120)]