1656521880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{4637}}^1$

素因数の和:4893

約数の個数: 128

約数和(自身を含む): 5376369600

約数和(自身を除く): 3719847720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 229, 260, 312, 390, 458, 520, 687, 780, 916, 1145, 1374, 1560, 1832, 2290, 2748, 2977, 3435, 4580, 4637, 5496, 5954, 6870, 8931, 9160, 9274, 11908, 13740, 13911, 14885, 17862, 18548, 23185, 23816, 27480, 27822, 29770, 35724, 37096, 44655, 46370, 55644, 59540, 60281, 69555, 71448, 89310, 92740, 111288, 119080, 120562, 139110, 178620, 180843, 185480, 241124, 278220, 301405, 357240, 361686, 482248, 556440, 602810, 723372, 904215, 1061873, 1205620, 1446744, 1808430, 2123746, 2411240, 3185619, 3616860, 4247492, 5309365, 6371238, 7233720, 8494984, 10618730, 12742476, 13804349, 15928095, 21237460, 25484952, 27608698, 31856190, 41413047, 42474920, 55217396, 63712380, 69021745, 82826094, 110434792, 127424760, 138043490, 165652188, 207065235, 276086980, 331304376, 414130470, 552173960, 828260940, 1656521880]

約数ペア:

[(1, 1656521880), (2, 828260940), (3, 552173960), (4, 414130470), (5, 331304376), (6, 276086980), (8, 207065235), (10, 165652188), (12, 138043490), (13, 127424760), (15, 110434792), (20, 82826094), (24, 69021745), (26, 63712380), (30, 55217396), (39, 42474920), (40, 41413047), (52, 31856190), (60, 27608698), (65, 25484952), (78, 21237460), (104, 15928095), (120, 13804349), (130, 12742476), (156, 10618730), (195, 8494984), (229, 7233720), (260, 6371238), (312, 5309365), (390, 4247492), (458, 3616860), (520, 3185619), (687, 2411240), (780, 2123746), (916, 1808430), (1145, 1446744), (1374, 1205620), (1560, 1061873), (1832, 904215), (2290, 723372), (2748, 602810), (2977, 556440), (3435, 482248), (4580, 361686), (4637, 357240), (5496, 301405), (5954, 278220), (6870, 241124), (8931, 185480), (9160, 180843), (9274, 178620), (11908, 139110), (13740, 120562), (13911, 119080), (14885, 111288), (17862, 92740), (18548, 89310), (23185, 71448), (23816, 69555), (27480, 60281), (27822, 59540), (29770, 55644), (35724, 46370), (37096, 44655)]