389962020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{491}}^1$

素因数の和:602

約数の個数: 192

約数和(自身を含む): 1311916032

約数和(自身を除く): 921954012

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 61, 62, 70, 84, 93, 105, 122, 124, 140, 155, 183, 186, 210, 217, 244, 305, 310, 366, 372, 420, 427, 434, 465, 491, 610, 620, 651, 732, 854, 868, 915, 930, 982, 1085, 1220, 1281, 1302, 1473, 1708, 1830, 1860, 1891, 1964, 2135, 2170, 2455, 2562, 2604, 2946, 3255, 3437, 3660, 3782, 4270, 4340, 4910, 5124, 5673, 5892, 6405, 6510, 6874, 7365, 7564, 8540, 9455, 9820, 10311, 11346, 12810, 13020, 13237, 13748, 14730, 15221, 17185, 18910, 20622, 22692, 25620, 26474, 28365, 29460, 29951, 30442, 34370, 37820, 39711, 41244, 45663, 51555, 52948, 56730, 59902, 60884, 66185, 68740, 76105, 79422, 89853, 91326, 103110, 106547, 113460, 119804, 132370, 149755, 152210, 158844, 179706, 182652, 198555, 206220, 209657, 213094, 228315, 264740, 299510, 304420, 319641, 359412, 397110, 419314, 426188, 449265, 456630, 532735, 599020, 628971, 639282, 794220, 838628, 898530, 913260, 928481, 1048285, 1065470, 1257942, 1278564, 1598205, 1797060, 1856962, 2096570, 2130940, 2515884, 2785443, 3144855, 3196410, 3713924, 4193140, 4642405, 5570886, 6289710, 6392820, 6499367, 9284810, 11141772, 12579420, 12998734, 13927215, 18569620, 19498101, 25997468, 27854430, 32496835, 38996202, 55708860, 64993670, 77992404, 97490505, 129987340, 194981010, 389962020]

約数ペア:

[(1, 389962020), (2, 194981010), (3, 129987340), (4, 97490505), (5, 77992404), (6, 64993670), (7, 55708860), (10, 38996202), (12, 32496835), (14, 27854430), (15, 25997468), (20, 19498101), (21, 18569620), (28, 13927215), (30, 12998734), (31, 12579420), (35, 11141772), (42, 9284810), (60, 6499367), (61, 6392820), (62, 6289710), (70, 5570886), (84, 4642405), (93, 4193140), (105, 3713924), (122, 3196410), (124, 3144855), (140, 2785443), (155, 2515884), (183, 2130940), (186, 2096570), (210, 1856962), (217, 1797060), (244, 1598205), (305, 1278564), (310, 1257942), (366, 1065470), (372, 1048285), (420, 928481), (427, 913260), (434, 898530), (465, 838628), (491, 794220), (610, 639282), (620, 628971), (651, 599020), (732, 532735), (854, 456630), (868, 449265), (915, 426188), (930, 419314), (982, 397110), (1085, 359412), (1220, 319641), (1281, 304420), (1302, 299510), (1473, 264740), (1708, 228315), (1830, 213094), (1860, 209657), (1891, 206220), (1964, 198555), (2135, 182652), (2170, 179706), (2455, 158844), (2562, 152210), (2604, 149755), (2946, 132370), (3255, 119804), (3437, 113460), (3660, 106547), (3782, 103110), (4270, 91326), (4340, 89853), (4910, 79422), (5124, 76105), (5673, 68740), (5892, 66185), (6405, 60884), (6510, 59902), (6874, 56730), (7365, 52948), (7564, 51555), (8540, 45663), (9455, 41244), (9820, 39711), (10311, 37820), (11346, 34370), (12810, 30442), (13020, 29951), (13237, 29460), (13748, 28365), (14730, 26474), (15221, 25620), (17185, 22692), (18910, 20622)]