268355220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{20611}}^1$

素因数の和:20661

約数の個数: 96

約数和(自身を含む): 886480896

約数和(自身を除く): 618125676

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 84, 93, 105, 124, 140, 155, 186, 210, 217, 310, 372, 420, 434, 465, 620, 651, 868, 930, 1085, 1302, 1860, 2170, 2604, 3255, 4340, 6510, 13020, 20611, 41222, 61833, 82444, 103055, 123666, 144277, 206110, 247332, 288554, 309165, 412220, 432831, 577108, 618330, 638941, 721385, 865662, 1236660, 1277882, 1442770, 1731324, 1916823, 2164155, 2555764, 2885540, 3194705, 3833646, 4328310, 4472587, 6389410, 7667292, 8656620, 8945174, 9584115, 12778820, 13417761, 17890348, 19168230, 22362935, 26835522, 38336460, 44725870, 53671044, 67088805, 89451740, 134177610, 268355220]

約数ペア:

[(1, 268355220), (2, 134177610), (3, 89451740), (4, 67088805), (5, 53671044), (6, 44725870), (7, 38336460), (10, 26835522), (12, 22362935), (14, 19168230), (15, 17890348), (20, 13417761), (21, 12778820), (28, 9584115), (30, 8945174), (31, 8656620), (35, 7667292), (42, 6389410), (60, 4472587), (62, 4328310), (70, 3833646), (84, 3194705), (93, 2885540), (105, 2555764), (124, 2164155), (140, 1916823), (155, 1731324), (186, 1442770), (210, 1277882), (217, 1236660), (310, 865662), (372, 721385), (420, 638941), (434, 618330), (465, 577108), (620, 432831), (651, 412220), (868, 309165), (930, 288554), (1085, 247332), (1302, 206110), (1860, 144277), (2170, 123666), (2604, 103055), (3255, 82444), (4340, 61833), (6510, 41222), (13020, 20611)]