123253740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{857}}^1$

素因数の和:936

約数の個数: 144

約数和(自身を含む): 404756352

約数和(自身を除く): 281502612

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 47, 51, 60, 68, 85, 90, 94, 102, 141, 153, 170, 180, 188, 204, 235, 255, 282, 306, 340, 423, 470, 510, 564, 612, 705, 765, 799, 846, 857, 940, 1020, 1410, 1530, 1598, 1692, 1714, 2115, 2397, 2571, 2820, 3060, 3196, 3428, 3995, 4230, 4285, 4794, 5142, 7191, 7713, 7990, 8460, 8570, 9588, 10284, 11985, 12855, 14382, 14569, 15426, 15980, 17140, 23970, 25710, 28764, 29138, 30852, 35955, 38565, 40279, 43707, 47940, 51420, 58276, 71910, 72845, 77130, 80558, 87414, 120837, 131121, 143820, 145690, 154260, 161116, 174828, 201395, 218535, 241674, 262242, 291380, 362511, 402790, 437070, 483348, 524484, 604185, 655605, 684743, 725022, 805580, 874140, 1208370, 1311210, 1369486, 1450044, 1812555, 2054229, 2416740, 2622420, 2738972, 3423715, 3625110, 4108458, 6162687, 6847430, 7250220, 8216916, 10271145, 12325374, 13694860, 20542290, 24650748, 30813435, 41084580, 61626870, 123253740]

約数ペア:

[(1, 123253740), (2, 61626870), (3, 41084580), (4, 30813435), (5, 24650748), (6, 20542290), (9, 13694860), (10, 12325374), (12, 10271145), (15, 8216916), (17, 7250220), (18, 6847430), (20, 6162687), (30, 4108458), (34, 3625110), (36, 3423715), (45, 2738972), (47, 2622420), (51, 2416740), (60, 2054229), (68, 1812555), (85, 1450044), (90, 1369486), (94, 1311210), (102, 1208370), (141, 874140), (153, 805580), (170, 725022), (180, 684743), (188, 655605), (204, 604185), (235, 524484), (255, 483348), (282, 437070), (306, 402790), (340, 362511), (423, 291380), (470, 262242), (510, 241674), (564, 218535), (612, 201395), (705, 174828), (765, 161116), (799, 154260), (846, 145690), (857, 143820), (940, 131121), (1020, 120837), (1410, 87414), (1530, 80558), (1598, 77130), (1692, 72845), (1714, 71910), (2115, 58276), (2397, 51420), (2571, 47940), (2820, 43707), (3060, 40279), (3196, 38565), (3428, 35955), (3995, 30852), (4230, 29138), (4285, 28764), (4794, 25710), (5142, 23970), (7191, 17140), (7713, 15980), (7990, 15426), (8460, 14569), (8570, 14382), (9588, 12855), (10284, 11985)]