67400820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1$

素因数の和:350

約数の個数: 144

約数和(自身を含む): 216373248

約数和(自身を除く): 148972428

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 47, 60, 62, 90, 93, 94, 124, 141, 155, 180, 186, 188, 235, 257, 279, 282, 310, 372, 423, 465, 470, 514, 558, 564, 620, 705, 771, 846, 930, 940, 1028, 1116, 1285, 1395, 1410, 1457, 1542, 1692, 1860, 2115, 2313, 2570, 2790, 2820, 2914, 3084, 3855, 4230, 4371, 4626, 5140, 5580, 5828, 7285, 7710, 7967, 8460, 8742, 9252, 11565, 12079, 13113, 14570, 15420, 15934, 17484, 21855, 23130, 23901, 24158, 26226, 29140, 31868, 36237, 39835, 43710, 46260, 47802, 48316, 52452, 60395, 65565, 71703, 72474, 79670, 87420, 95604, 108711, 119505, 120790, 131130, 143406, 144948, 159340, 181185, 217422, 239010, 241580, 262260, 286812, 358515, 362370, 374449, 434844, 478020, 543555, 717030, 724740, 748898, 1087110, 1123347, 1434060, 1497796, 1872245, 2174220, 2246694, 3370041, 3744490, 4493388, 5616735, 6740082, 7488980, 11233470, 13480164, 16850205, 22466940, 33700410, 67400820]

約数ペア:

[(1, 67400820), (2, 33700410), (3, 22466940), (4, 16850205), (5, 13480164), (6, 11233470), (9, 7488980), (10, 6740082), (12, 5616735), (15, 4493388), (18, 3744490), (20, 3370041), (30, 2246694), (31, 2174220), (36, 1872245), (45, 1497796), (47, 1434060), (60, 1123347), (62, 1087110), (90, 748898), (93, 724740), (94, 717030), (124, 543555), (141, 478020), (155, 434844), (180, 374449), (186, 362370), (188, 358515), (235, 286812), (257, 262260), (279, 241580), (282, 239010), (310, 217422), (372, 181185), (423, 159340), (465, 144948), (470, 143406), (514, 131130), (558, 120790), (564, 119505), (620, 108711), (705, 95604), (771, 87420), (846, 79670), (930, 72474), (940, 71703), (1028, 65565), (1116, 60395), (1285, 52452), (1395, 48316), (1410, 47802), (1457, 46260), (1542, 43710), (1692, 39835), (1860, 36237), (2115, 31868), (2313, 29140), (2570, 26226), (2790, 24158), (2820, 23901), (2914, 23130), (3084, 21855), (3855, 17484), (4230, 15934), (4371, 15420), (4626, 14570), (5140, 13113), (5580, 12079), (5828, 11565), (7285, 9252), (7710, 8742), (7967, 8460)]