40778280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{499}}^1$

素因数の和:743

約数の個数: 96

約数和(自身を含む): 133380000

約数和(自身を除く): 92601720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 227, 360, 454, 499, 681, 908, 998, 1135, 1362, 1497, 1816, 1996, 2043, 2270, 2495, 2724, 2994, 3405, 3992, 4086, 4491, 4540, 4990, 5448, 5988, 6810, 7485, 8172, 8982, 9080, 9980, 10215, 11976, 13620, 14970, 16344, 17964, 19960, 20430, 22455, 27240, 29940, 35928, 40860, 44910, 59880, 81720, 89820, 113273, 179640, 226546, 339819, 453092, 566365, 679638, 906184, 1019457, 1132730, 1359276, 1699095, 2038914, 2265460, 2718552, 3398190, 4077828, 4530920, 5097285, 6796380, 8155656, 10194570, 13592760, 20389140, 40778280]

約数ペア:

[(1, 40778280), (2, 20389140), (3, 13592760), (4, 10194570), (5, 8155656), (6, 6796380), (8, 5097285), (9, 4530920), (10, 4077828), (12, 3398190), (15, 2718552), (18, 2265460), (20, 2038914), (24, 1699095), (30, 1359276), (36, 1132730), (40, 1019457), (45, 906184), (60, 679638), (72, 566365), (90, 453092), (120, 339819), (180, 226546), (227, 179640), (360, 113273), (454, 89820), (499, 81720), (681, 59880), (908, 44910), (998, 40860), (1135, 35928), (1362, 29940), (1497, 27240), (1816, 22455), (1996, 20430), (2043, 19960), (2270, 17964), (2495, 16344), (2724, 14970), (2994, 13620), (3405, 11976), (3992, 10215), (4086, 9980), (4491, 9080), (4540, 8982), (4990, 8172), (5448, 7485), (5988, 6810)]