7878030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:281

約数の個数: 64

約数和(自身を含む): 20072448

約数和(自身を除く): 12194418

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 43, 62, 86, 93, 129, 155, 186, 197, 215, 258, 310, 394, 430, 465, 591, 645, 930, 985, 1182, 1290, 1333, 1970, 2666, 2955, 3999, 5910, 6107, 6665, 7998, 8471, 12214, 13330, 16942, 18321, 19995, 25413, 30535, 36642, 39990, 42355, 50826, 61070, 84710, 91605, 127065, 183210, 254130, 262601, 525202, 787803, 1313005, 1575606, 2626010, 3939015, 7878030]

約数ペア:

[(1, 7878030), (2, 3939015), (3, 2626010), (5, 1575606), (6, 1313005), (10, 787803), (15, 525202), (30, 262601), (31, 254130), (43, 183210), (62, 127065), (86, 91605), (93, 84710), (129, 61070), (155, 50826), (186, 42355), (197, 39990), (215, 36642), (258, 30535), (310, 25413), (394, 19995), (430, 18321), (465, 16942), (591, 13330), (645, 12214), (930, 8471), (985, 7998), (1182, 6665), (1290, 6107), (1333, 5910), (1970, 3999), (2666, 2955)]