396634420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{191}}^1$

素因数の和:390

約数の個数: 144

約数和(自身を含む): 1055351808

約数和(自身を除く): 658717388

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 163, 182, 191, 196, 245, 260, 326, 364, 382, 455, 490, 637, 652, 764, 815, 910, 955, 980, 1141, 1274, 1337, 1630, 1820, 1910, 2119, 2282, 2483, 2548, 2674, 3185, 3260, 3820, 4238, 4564, 4966, 5348, 5705, 6370, 6685, 7987, 8476, 9359, 9932, 10595, 11410, 12415, 12740, 13370, 14833, 15974, 17381, 18718, 21190, 22820, 24830, 26740, 29666, 31133, 31948, 34762, 37436, 39935, 42380, 46795, 49660, 59332, 62266, 69524, 74165, 79870, 86905, 93590, 103831, 121667, 124532, 148330, 155665, 159740, 173810, 187180, 207662, 217931, 243334, 296660, 311330, 347620, 404729, 415324, 435862, 486668, 519155, 608335, 622660, 809458, 871724, 1038310, 1089655, 1216670, 1525517, 1618916, 2023645, 2076620, 2179310, 2433340, 2833103, 3051034, 4047290, 4358620, 5666206, 6102068, 7627585, 8094580, 11332412, 14165515, 15255170, 19831721, 28331030, 30510340, 39663442, 56662060, 79326884, 99158605, 198317210, 396634420]

約数ペア:

[(1, 396634420), (2, 198317210), (4, 99158605), (5, 79326884), (7, 56662060), (10, 39663442), (13, 30510340), (14, 28331030), (20, 19831721), (26, 15255170), (28, 14165515), (35, 11332412), (49, 8094580), (52, 7627585), (65, 6102068), (70, 5666206), (91, 4358620), (98, 4047290), (130, 3051034), (140, 2833103), (163, 2433340), (182, 2179310), (191, 2076620), (196, 2023645), (245, 1618916), (260, 1525517), (326, 1216670), (364, 1089655), (382, 1038310), (455, 871724), (490, 809458), (637, 622660), (652, 608335), (764, 519155), (815, 486668), (910, 435862), (955, 415324), (980, 404729), (1141, 347620), (1274, 311330), (1337, 296660), (1630, 243334), (1820, 217931), (1910, 207662), (2119, 187180), (2282, 173810), (2483, 159740), (2548, 155665), (2674, 148330), (3185, 124532), (3260, 121667), (3820, 103831), (4238, 93590), (4564, 86905), (4966, 79870), (5348, 74165), (5705, 69524), (6370, 62266), (6685, 59332), (7987, 49660), (8476, 46795), (9359, 42380), (9932, 39935), (10595, 37436), (11410, 34762), (12415, 31948), (12740, 31133), (13370, 29666), (14833, 26740), (15974, 24830), (17381, 22820), (18718, 21190)]