7129669540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{234683}}^1$

素因数の和:234737

約数の個数: 72

約数和(自身を含む): 17978671872

約数和(自身を除く): 10849002332

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 49, 62, 70, 98, 124, 140, 155, 196, 217, 245, 310, 434, 490, 620, 868, 980, 1085, 1519, 2170, 3038, 4340, 6076, 7595, 15190, 30380, 234683, 469366, 938732, 1173415, 1642781, 2346830, 3285562, 4693660, 6571124, 7275173, 8213905, 11499467, 14550346, 16427810, 22998934, 29100692, 32855620, 36375865, 45997868, 50926211, 57497335, 72751730, 101852422, 114994670, 145503460, 203704844, 229989340, 254631055, 356483477, 509262110, 712966954, 1018524220, 1425933908, 1782417385, 3564834770, 7129669540]

約数ペア:

[(1, 7129669540), (2, 3564834770), (4, 1782417385), (5, 1425933908), (7, 1018524220), (10, 712966954), (14, 509262110), (20, 356483477), (28, 254631055), (31, 229989340), (35, 203704844), (49, 145503460), (62, 114994670), (70, 101852422), (98, 72751730), (124, 57497335), (140, 50926211), (155, 45997868), (196, 36375865), (217, 32855620), (245, 29100692), (310, 22998934), (434, 16427810), (490, 14550346), (620, 11499467), (868, 8213905), (980, 7275173), (1085, 6571124), (1519, 4693660), (2170, 3285562), (3038, 2346830), (4340, 1642781), (6076, 1173415), (7595, 938732), (15190, 469366), (30380, 234683)]