411457540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:246

約数の個数: 144

約数和(自身を含む): 1014552000

約数和(自身を除く): 603094460

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 43, 52, 65, 76, 86, 95, 130, 149, 169, 172, 190, 215, 247, 260, 298, 338, 380, 430, 494, 559, 596, 676, 745, 817, 845, 860, 988, 1118, 1235, 1490, 1634, 1690, 1937, 2236, 2470, 2795, 2831, 2980, 3211, 3268, 3380, 3874, 4085, 4940, 5590, 5662, 6407, 6422, 7267, 7748, 8170, 9685, 10621, 11180, 11324, 12814, 12844, 14155, 14534, 16055, 16340, 19370, 21242, 25181, 25628, 28310, 29068, 32035, 32110, 36335, 36803, 38740, 42484, 50362, 53105, 56620, 64070, 64220, 72670, 73606, 83291, 100724, 106210, 121733, 125905, 128140, 138073, 145340, 147212, 166582, 184015, 212420, 243466, 251810, 276146, 333164, 368030, 416455, 478439, 486932, 503620, 552292, 608665, 690365, 736060, 832910, 956878, 1082783, 1217330, 1380730, 1582529, 1665820, 1913756, 2165566, 2392195, 2434660, 2761460, 3165058, 4331132, 4784390, 5413915, 6330116, 7912645, 9568780, 10827830, 15825290, 20572877, 21655660, 31650580, 41145754, 82291508, 102864385, 205728770, 411457540]

約数ペア:

[(1, 411457540), (2, 205728770), (4, 102864385), (5, 82291508), (10, 41145754), (13, 31650580), (19, 21655660), (20, 20572877), (26, 15825290), (38, 10827830), (43, 9568780), (52, 7912645), (65, 6330116), (76, 5413915), (86, 4784390), (95, 4331132), (130, 3165058), (149, 2761460), (169, 2434660), (172, 2392195), (190, 2165566), (215, 1913756), (247, 1665820), (260, 1582529), (298, 1380730), (338, 1217330), (380, 1082783), (430, 956878), (494, 832910), (559, 736060), (596, 690365), (676, 608665), (745, 552292), (817, 503620), (845, 486932), (860, 478439), (988, 416455), (1118, 368030), (1235, 333164), (1490, 276146), (1634, 251810), (1690, 243466), (1937, 212420), (2236, 184015), (2470, 166582), (2795, 147212), (2831, 145340), (2980, 138073), (3211, 128140), (3268, 125905), (3380, 121733), (3874, 106210), (4085, 100724), (4940, 83291), (5590, 73606), (5662, 72670), (6407, 64220), (6422, 64070), (7267, 56620), (7748, 53105), (8170, 50362), (9685, 42484), (10621, 38740), (11180, 36803), (11324, 36335), (12814, 32110), (12844, 32035), (14155, 29068), (14534, 28310), (16055, 25628), (16340, 25181), (19370, 21242)]