161313420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1993}}^1$

素因数の和:2095

約数の個数: 96

約数和(自身を含む): 482388480

約数和(自身を除く): 321075060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 71, 76, 95, 114, 142, 190, 213, 228, 284, 285, 355, 380, 426, 570, 710, 852, 1065, 1140, 1349, 1420, 1993, 2130, 2698, 3986, 4047, 4260, 5396, 5979, 6745, 7972, 8094, 9965, 11958, 13490, 16188, 19930, 20235, 23916, 26980, 29895, 37867, 39860, 40470, 59790, 75734, 80940, 113601, 119580, 141503, 151468, 189335, 227202, 283006, 378670, 424509, 454404, 566012, 568005, 707515, 757340, 849018, 1136010, 1415030, 1698036, 2122545, 2272020, 2688557, 2830060, 4245090, 5377114, 8065671, 8490180, 10754228, 13442785, 16131342, 26885570, 32262684, 40328355, 53771140, 80656710, 161313420]

約数ペア:

[(1, 161313420), (2, 80656710), (3, 53771140), (4, 40328355), (5, 32262684), (6, 26885570), (10, 16131342), (12, 13442785), (15, 10754228), (19, 8490180), (20, 8065671), (30, 5377114), (38, 4245090), (57, 2830060), (60, 2688557), (71, 2272020), (76, 2122545), (95, 1698036), (114, 1415030), (142, 1136010), (190, 849018), (213, 757340), (228, 707515), (284, 568005), (285, 566012), (355, 454404), (380, 424509), (426, 378670), (570, 283006), (710, 227202), (852, 189335), (1065, 151468), (1140, 141503), (1349, 119580), (1420, 113601), (1993, 80940), (2130, 75734), (2698, 59790), (3986, 40470), (4047, 39860), (4260, 37867), (5396, 29895), (5979, 26980), (6745, 23916), (7972, 20235), (8094, 19930), (9965, 16188), (11958, 13490)]