2697218790

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{367}}^1\times {\mathrm{443}}^1$

素因数の和:906

約数の個数: 128

約数和(自身を含む): 7529103360

約数和(自身を除く): 4831884570

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 79, 105, 158, 210, 237, 367, 395, 443, 474, 553, 734, 790, 886, 1101, 1106, 1185, 1329, 1659, 1835, 2202, 2215, 2370, 2569, 2658, 2765, 3101, 3318, 3670, 4430, 5138, 5505, 5530, 6202, 6645, 7707, 8295, 9303, 11010, 12845, 13290, 15414, 15505, 16590, 18606, 25690, 28993, 31010, 34997, 38535, 46515, 57986, 69994, 77070, 86979, 93030, 104991, 144965, 162581, 173958, 174985, 202951, 209982, 244979, 289930, 325162, 349970, 405902, 434895, 487743, 489958, 524955, 608853, 734937, 812905, 869790, 975486, 1014755, 1049910, 1138067, 1217706, 1224895, 1469874, 1625810, 2029510, 2276134, 2438715, 2449790, 3044265, 3414201, 3674685, 4877430, 5690335, 6088530, 6828402, 7349370, 11380670, 12843899, 17071005, 25687798, 34142010, 38531697, 64219495, 77063394, 89907293, 128438990, 179814586, 192658485, 269721879, 385316970, 449536465, 539443758, 899072930, 1348609395, 2697218790]

約数ペア:

[(1, 2697218790), (2, 1348609395), (3, 899072930), (5, 539443758), (6, 449536465), (7, 385316970), (10, 269721879), (14, 192658485), (15, 179814586), (21, 128438990), (30, 89907293), (35, 77063394), (42, 64219495), (70, 38531697), (79, 34142010), (105, 25687798), (158, 17071005), (210, 12843899), (237, 11380670), (367, 7349370), (395, 6828402), (443, 6088530), (474, 5690335), (553, 4877430), (734, 3674685), (790, 3414201), (886, 3044265), (1101, 2449790), (1106, 2438715), (1185, 2276134), (1329, 2029510), (1659, 1625810), (1835, 1469874), (2202, 1224895), (2215, 1217706), (2370, 1138067), (2569, 1049910), (2658, 1014755), (2765, 975486), (3101, 869790), (3318, 812905), (3670, 734937), (4430, 608853), (5138, 524955), (5505, 489958), (5530, 487743), (6202, 434895), (6645, 405902), (7707, 349970), (8295, 325162), (9303, 289930), (11010, 244979), (12845, 209982), (13290, 202951), (15414, 174985), (15505, 173958), (16590, 162581), (18606, 144965), (25690, 104991), (28993, 93030), (31010, 86979), (34997, 77070), (38535, 69994), (46515, 57986)]