157037320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:479

約数の個数: 128

約数和(自身を含む): 412646400

約数和(自身を除く): 255609080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 29, 31, 40, 44, 55, 58, 62, 88, 110, 116, 124, 145, 155, 220, 232, 248, 290, 310, 319, 341, 397, 440, 580, 620, 638, 682, 794, 899, 1160, 1240, 1276, 1364, 1588, 1595, 1705, 1798, 1985, 2552, 2728, 3176, 3190, 3410, 3596, 3970, 4367, 4495, 6380, 6820, 7192, 7940, 8734, 8990, 9889, 11513, 12307, 12760, 13640, 15880, 17468, 17980, 19778, 21835, 23026, 24614, 34936, 35960, 39556, 43670, 46052, 49228, 49445, 57565, 61535, 79112, 87340, 92104, 98456, 98890, 115130, 123070, 126643, 135377, 174680, 197780, 230260, 246140, 253286, 270754, 356903, 395560, 460520, 492280, 506572, 541508, 633215, 676885, 713806, 1013144, 1083016, 1266430, 1353770, 1427612, 1784515, 2532860, 2707540, 2855224, 3569030, 3925933, 5065720, 5415080, 7138060, 7851866, 14276120, 15703732, 19629665, 31407464, 39259330, 78518660, 157037320]

約数ペア:

[(1, 157037320), (2, 78518660), (4, 39259330), (5, 31407464), (8, 19629665), (10, 15703732), (11, 14276120), (20, 7851866), (22, 7138060), (29, 5415080), (31, 5065720), (40, 3925933), (44, 3569030), (55, 2855224), (58, 2707540), (62, 2532860), (88, 1784515), (110, 1427612), (116, 1353770), (124, 1266430), (145, 1083016), (155, 1013144), (220, 713806), (232, 676885), (248, 633215), (290, 541508), (310, 506572), (319, 492280), (341, 460520), (397, 395560), (440, 356903), (580, 270754), (620, 253286), (638, 246140), (682, 230260), (794, 197780), (899, 174680), (1160, 135377), (1240, 126643), (1276, 123070), (1364, 115130), (1588, 98890), (1595, 98456), (1705, 92104), (1798, 87340), (1985, 79112), (2552, 61535), (2728, 57565), (3176, 49445), (3190, 49228), (3410, 46052), (3596, 43670), (3970, 39556), (4367, 35960), (4495, 34936), (6380, 24614), (6820, 23026), (7192, 21835), (7940, 19778), (8734, 17980), (8990, 17468), (9889, 15880), (11513, 13640), (12307, 12760)]