7386680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:109

約数の個数: 128

約数和(自身を含む): 21012480

約数和(自身を除く): 13625800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 31, 35, 37, 40, 46, 56, 62, 70, 74, 92, 115, 124, 140, 148, 155, 161, 184, 185, 217, 230, 248, 259, 280, 296, 310, 322, 370, 434, 460, 518, 620, 644, 713, 740, 805, 851, 868, 920, 1036, 1085, 1147, 1240, 1288, 1295, 1426, 1480, 1610, 1702, 1736, 2072, 2170, 2294, 2590, 2852, 3220, 3404, 3565, 4255, 4340, 4588, 4991, 5180, 5704, 5735, 5957, 6440, 6808, 7130, 8029, 8510, 8680, 9176, 9982, 10360, 11470, 11914, 14260, 16058, 17020, 19964, 22940, 23828, 24955, 26381, 28520, 29785, 32116, 34040, 39928, 40145, 45880, 47656, 49910, 52762, 59570, 64232, 80290, 99820, 105524, 119140, 131905, 160580, 184667, 199640, 211048, 238280, 263810, 321160, 369334, 527620, 738668, 923335, 1055240, 1477336, 1846670, 3693340, 7386680]

約数ペア:

[(1, 7386680), (2, 3693340), (4, 1846670), (5, 1477336), (7, 1055240), (8, 923335), (10, 738668), (14, 527620), (20, 369334), (23, 321160), (28, 263810), (31, 238280), (35, 211048), (37, 199640), (40, 184667), (46, 160580), (56, 131905), (62, 119140), (70, 105524), (74, 99820), (92, 80290), (115, 64232), (124, 59570), (140, 52762), (148, 49910), (155, 47656), (161, 45880), (184, 40145), (185, 39928), (217, 34040), (230, 32116), (248, 29785), (259, 28520), (280, 26381), (296, 24955), (310, 23828), (322, 22940), (370, 19964), (434, 17020), (460, 16058), (518, 14260), (620, 11914), (644, 11470), (713, 10360), (740, 9982), (805, 9176), (851, 8680), (868, 8510), (920, 8029), (1036, 7130), (1085, 6808), (1147, 6440), (1240, 5957), (1288, 5735), (1295, 5704), (1426, 5180), (1480, 4991), (1610, 4588), (1702, 4340), (1736, 4255), (2072, 3565), (2170, 3404), (2294, 3220), (2590, 2852)]