80642460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{557}}^1$

素因数の和:715

約数の個数: 96

約数和(自身を含む): 239984640

約数和(自身を除く): 159342180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 127, 190, 228, 254, 285, 380, 381, 508, 557, 570, 635, 762, 1114, 1140, 1270, 1524, 1671, 1905, 2228, 2413, 2540, 2785, 3342, 3810, 4826, 5570, 6684, 7239, 7620, 8355, 9652, 10583, 11140, 12065, 14478, 16710, 21166, 24130, 28956, 31749, 33420, 36195, 42332, 48260, 52915, 63498, 70739, 72390, 105830, 126996, 141478, 144780, 158745, 211660, 212217, 282956, 317490, 353695, 424434, 634980, 707390, 848868, 1061085, 1344041, 1414780, 2122170, 2688082, 4032123, 4244340, 5376164, 6720205, 8064246, 13440410, 16128492, 20160615, 26880820, 40321230, 80642460]

約数ペア:

[(1, 80642460), (2, 40321230), (3, 26880820), (4, 20160615), (5, 16128492), (6, 13440410), (10, 8064246), (12, 6720205), (15, 5376164), (19, 4244340), (20, 4032123), (30, 2688082), (38, 2122170), (57, 1414780), (60, 1344041), (76, 1061085), (95, 848868), (114, 707390), (127, 634980), (190, 424434), (228, 353695), (254, 317490), (285, 282956), (380, 212217), (381, 211660), (508, 158745), (557, 144780), (570, 141478), (635, 126996), (762, 105830), (1114, 72390), (1140, 70739), (1270, 63498), (1524, 52915), (1671, 48260), (1905, 42332), (2228, 36195), (2413, 33420), (2540, 31749), (2785, 28956), (3342, 24130), (3810, 21166), (4826, 16710), (5570, 14478), (6684, 12065), (7239, 11140), (7620, 10583), (8355, 9652)]