72425360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{457}}^1$

素因数の和:760

約数の個数: 80

約数和(自身を含む): 193547136

約数和(自身を除く): 121121776

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 283, 457, 560, 566, 914, 1132, 1415, 1828, 1981, 2264, 2285, 2830, 3199, 3656, 3962, 4528, 4570, 5660, 6398, 7312, 7924, 9140, 9905, 11320, 12796, 15848, 15995, 18280, 19810, 22640, 25592, 31696, 31990, 36560, 39620, 51184, 63980, 79240, 127960, 129331, 158480, 255920, 258662, 517324, 646655, 905317, 1034648, 1293310, 1810634, 2069296, 2586620, 3621268, 4526585, 5173240, 7242536, 9053170, 10346480, 14485072, 18106340, 36212680, 72425360]

約数ペア:

[(1, 72425360), (2, 36212680), (4, 18106340), (5, 14485072), (7, 10346480), (8, 9053170), (10, 7242536), (14, 5173240), (16, 4526585), (20, 3621268), (28, 2586620), (35, 2069296), (40, 1810634), (56, 1293310), (70, 1034648), (80, 905317), (112, 646655), (140, 517324), (280, 258662), (283, 255920), (457, 158480), (560, 129331), (566, 127960), (914, 79240), (1132, 63980), (1415, 51184), (1828, 39620), (1981, 36560), (2264, 31990), (2285, 31696), (2830, 25592), (3199, 22640), (3656, 19810), (3962, 18280), (4528, 15995), (4570, 15848), (5660, 12796), (6398, 11320), (7312, 9905), (7924, 9140)]