78242580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1153}}^1$

素因数の和:1210

約数の個数: 144

約数和(自身を含む): 264635280

約数和(自身を除く): 186392700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 29, 30, 36, 39, 45, 52, 58, 60, 65, 78, 87, 90, 116, 117, 130, 145, 156, 174, 180, 195, 234, 260, 261, 290, 348, 377, 390, 435, 468, 522, 580, 585, 754, 780, 870, 1044, 1131, 1153, 1170, 1305, 1508, 1740, 1885, 2262, 2306, 2340, 2610, 3393, 3459, 3770, 4524, 4612, 5220, 5655, 5765, 6786, 6918, 7540, 10377, 11310, 11530, 13572, 13836, 14989, 16965, 17295, 20754, 22620, 23060, 29978, 33437, 33930, 34590, 41508, 44967, 51885, 59956, 66874, 67860, 69180, 74945, 89934, 100311, 103770, 133748, 134901, 149890, 167185, 179868, 200622, 207540, 224835, 269802, 299780, 300933, 334370, 401244, 434681, 449670, 501555, 539604, 601866, 668740, 674505, 869362, 899340, 1003110, 1203732, 1304043, 1349010, 1504665, 1738724, 2006220, 2173405, 2608086, 2698020, 3009330, 3912129, 4346810, 5216172, 6018660, 6520215, 7824258, 8693620, 13040430, 15648516, 19560645, 26080860, 39121290, 78242580]

約数ペア:

[(1, 78242580), (2, 39121290), (3, 26080860), (4, 19560645), (5, 15648516), (6, 13040430), (9, 8693620), (10, 7824258), (12, 6520215), (13, 6018660), (15, 5216172), (18, 4346810), (20, 3912129), (26, 3009330), (29, 2698020), (30, 2608086), (36, 2173405), (39, 2006220), (45, 1738724), (52, 1504665), (58, 1349010), (60, 1304043), (65, 1203732), (78, 1003110), (87, 899340), (90, 869362), (116, 674505), (117, 668740), (130, 601866), (145, 539604), (156, 501555), (174, 449670), (180, 434681), (195, 401244), (234, 334370), (260, 300933), (261, 299780), (290, 269802), (348, 224835), (377, 207540), (390, 200622), (435, 179868), (468, 167185), (522, 149890), (580, 134901), (585, 133748), (754, 103770), (780, 100311), (870, 89934), (1044, 74945), (1131, 69180), (1153, 67860), (1170, 66874), (1305, 59956), (1508, 51885), (1740, 44967), (1885, 41508), (2262, 34590), (2306, 33930), (2340, 33437), (2610, 29978), (3393, 23060), (3459, 22620), (3770, 20754), (4524, 17295), (4612, 16965), (5220, 14989), (5655, 13836), (5765, 13572), (6786, 11530), (6918, 11310), (7540, 10377)]