128675820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23567}}^1$

素因数の和:23599

約数の個数: 96

約数和(自身を含む): 443455488

約数和(自身を除く): 314779668

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 23567, 47134, 70701, 94268, 117835, 141402, 164969, 235670, 282804, 306371, 329938, 353505, 471340, 494907, 612742, 659876, 707010, 824845, 919113, 989814, 1225484, 1414020, 1531855, 1649690, 1838226, 1979628, 2144597, 2474535, 3063710, 3299380, 3676452, 4289194, 4595565, 4949070, 6127420, 6433791, 8578388, 9191130, 9898140, 10722985, 12867582, 18382260, 21445970, 25735164, 32168955, 42891940, 64337910, 128675820]

約数ペア:

[(1, 128675820), (2, 64337910), (3, 42891940), (4, 32168955), (5, 25735164), (6, 21445970), (7, 18382260), (10, 12867582), (12, 10722985), (13, 9898140), (14, 9191130), (15, 8578388), (20, 6433791), (21, 6127420), (26, 4949070), (28, 4595565), (30, 4289194), (35, 3676452), (39, 3299380), (42, 3063710), (52, 2474535), (60, 2144597), (65, 1979628), (70, 1838226), (78, 1649690), (84, 1531855), (91, 1414020), (105, 1225484), (130, 989814), (140, 919113), (156, 824845), (182, 707010), (195, 659876), (210, 612742), (260, 494907), (273, 471340), (364, 353505), (390, 329938), (420, 306371), (455, 282804), (546, 235670), (780, 164969), (910, 141402), (1092, 117835), (1365, 94268), (1820, 70701), (2730, 47134), (5460, 23567)]