39681120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{229}}^1$

素因数の和:285

約数の個数: 144

約数和(自身を含む): 132496560

約数和(自身を除く): 92815440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 76, 80, 95, 96, 114, 120, 152, 160, 190, 228, 229, 240, 285, 304, 361, 380, 456, 458, 480, 570, 608, 687, 722, 760, 912, 916, 1083, 1140, 1145, 1374, 1444, 1520, 1805, 1824, 1832, 2166, 2280, 2290, 2748, 2888, 3040, 3435, 3610, 3664, 4332, 4351, 4560, 4580, 5415, 5496, 5776, 6870, 7220, 7328, 8664, 8702, 9120, 9160, 10830, 10992, 11552, 13053, 13740, 14440, 17328, 17404, 18320, 21660, 21755, 21984, 26106, 27480, 28880, 34656, 34808, 36640, 43320, 43510, 52212, 54960, 57760, 65265, 69616, 82669, 86640, 87020, 104424, 109920, 130530, 139232, 165338, 173280, 174040, 208848, 248007, 261060, 330676, 348080, 413345, 417696, 496014, 522120, 661352, 696160, 826690, 992028, 1044240, 1240035, 1322704, 1653380, 1984056, 2088480, 2480070, 2645408, 3306760, 3968112, 4960140, 6613520, 7936224, 9920280, 13227040, 19840560, 39681120]

約数ペア:

[(1, 39681120), (2, 19840560), (3, 13227040), (4, 9920280), (5, 7936224), (6, 6613520), (8, 4960140), (10, 3968112), (12, 3306760), (15, 2645408), (16, 2480070), (19, 2088480), (20, 1984056), (24, 1653380), (30, 1322704), (32, 1240035), (38, 1044240), (40, 992028), (48, 826690), (57, 696160), (60, 661352), (76, 522120), (80, 496014), (95, 417696), (96, 413345), (114, 348080), (120, 330676), (152, 261060), (160, 248007), (190, 208848), (228, 174040), (229, 173280), (240, 165338), (285, 139232), (304, 130530), (361, 109920), (380, 104424), (456, 87020), (458, 86640), (480, 82669), (570, 69616), (608, 65265), (687, 57760), (722, 54960), (760, 52212), (912, 43510), (916, 43320), (1083, 36640), (1140, 34808), (1145, 34656), (1374, 28880), (1444, 27480), (1520, 26106), (1805, 21984), (1824, 21755), (1832, 21660), (2166, 18320), (2280, 17404), (2290, 17328), (2748, 14440), (2888, 13740), (3040, 13053), (3435, 11552), (3610, 10992), (3664, 10830), (4332, 9160), (4351, 9120), (4560, 8702), (4580, 8664), (5415, 7328), (5496, 7220), (5776, 6870)]