40630305

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:222

約数の個数: 64

約数和(自身を含む): 72990720

約数和(自身を除く): 32360415

約数列:

[1, 3, 5, 15, 23, 29, 31, 69, 87, 93, 115, 131, 145, 155, 345, 393, 435, 465, 655, 667, 713, 899, 1965, 2001, 2139, 2697, 3013, 3335, 3565, 3799, 4061, 4495, 9039, 10005, 10695, 11397, 12183, 13485, 15065, 18995, 20305, 20677, 45195, 56985, 60915, 62031, 87377, 93403, 103385, 117769, 262131, 280209, 310155, 353307, 436885, 467015, 588845, 1310655, 1401045, 1766535, 2708687, 8126061, 13543435, 40630305]

約数ペア:

[(1, 40630305), (3, 13543435), (5, 8126061), (15, 2708687), (23, 1766535), (29, 1401045), (31, 1310655), (69, 588845), (87, 467015), (93, 436885), (115, 353307), (131, 310155), (145, 280209), (155, 262131), (345, 117769), (393, 103385), (435, 93403), (465, 87377), (655, 62031), (667, 60915), (713, 56985), (899, 45195), (1965, 20677), (2001, 20305), (2139, 18995), (2697, 15065), (3013, 13485), (3335, 12183), (3565, 11397), (3799, 10695), (4061, 10005), (4495, 9039)]