280682928

素因数分解:

$2^4\times 3^3\times {\mathrm{31}}^1\times {\mathrm{20959}}^1$

素因数の和:21007

約数の個数: 80

約数和(自身を含む): 831692800

約数和(自身を除く): 551009872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 36, 48, 54, 62, 72, 93, 108, 124, 144, 186, 216, 248, 279, 372, 432, 496, 558, 744, 837, 1116, 1488, 1674, 2232, 3348, 4464, 6696, 13392, 20959, 41918, 62877, 83836, 125754, 167672, 188631, 251508, 335344, 377262, 503016, 565893, 649729, 754524, 1006032, 1131786, 1299458, 1509048, 1949187, 2263572, 2598916, 3018096, 3898374, 4527144, 5197832, 5847561, 7796748, 9054288, 10395664, 11695122, 15593496, 17542683, 23390244, 31186992, 35085366, 46780488, 70170732, 93560976, 140341464, 280682928]

約数ペア:

[(1, 280682928), (2, 140341464), (3, 93560976), (4, 70170732), (6, 46780488), (8, 35085366), (9, 31186992), (12, 23390244), (16, 17542683), (18, 15593496), (24, 11695122), (27, 10395664), (31, 9054288), (36, 7796748), (48, 5847561), (54, 5197832), (62, 4527144), (72, 3898374), (93, 3018096), (108, 2598916), (124, 2263572), (144, 1949187), (186, 1509048), (216, 1299458), (248, 1131786), (279, 1006032), (372, 754524), (432, 649729), (496, 565893), (558, 503016), (744, 377262), (837, 335344), (1116, 251508), (1488, 188631), (1674, 167672), (2232, 125754), (3348, 83836), (4464, 62877), (6696, 41918), (13392, 20959)]