20173318620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{75403}}^1$

素因数の和:75449

約数の個数: 192

約数和(自身を含む): 70940083200

約数和(自身を除く): 50766764580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 60, 65, 70, 78, 84, 91, 98, 105, 130, 140, 147, 156, 182, 195, 196, 210, 245, 260, 273, 294, 343, 364, 390, 420, 455, 490, 546, 588, 637, 686, 735, 780, 910, 980, 1029, 1092, 1274, 1365, 1372, 1470, 1715, 1820, 1911, 2058, 2548, 2730, 2940, 3185, 3430, 3822, 4116, 4459, 5145, 5460, 6370, 6860, 7644, 8918, 9555, 10290, 12740, 13377, 17836, 19110, 20580, 22295, 26754, 38220, 44590, 53508, 66885, 75403, 89180, 133770, 150806, 226209, 267540, 301612, 377015, 452418, 527821, 754030, 904836, 980239, 1055642, 1131045, 1508060, 1583463, 1960478, 2111284, 2262090, 2639105, 2940717, 3166926, 3694747, 3920956, 4524180, 4901195, 5278210, 5881434, 6333852, 6861673, 7389494, 7917315, 9802390, 10556420, 11084241, 11762868, 13723346, 14703585, 14778988, 15834630, 18473735, 19604780, 20585019, 22168482, 25863229, 27446692, 29407170, 31669260, 34308365, 36947470, 41170038, 44336964, 48031711, 51726458, 55421205, 58814340, 68616730, 73894940, 77589687, 82340076, 96063422, 102925095, 103452916, 110842410, 129316145, 137233460, 144095133, 155179374, 192126844, 205850190, 221684820, 240158555, 258632290, 288190266, 310358748, 336221977, 387948435, 411700380, 480317110, 517264580, 576380532, 672443954, 720475665, 775896870, 960634220, 1008665931, 1344887908, 1440951330, 1551793740, 1681109885, 2017331862, 2881902660, 3362219770, 4034663724, 5043329655, 6724439540, 10086659310, 20173318620]

約数ペア:

[(1, 20173318620), (2, 10086659310), (3, 6724439540), (4, 5043329655), (5, 4034663724), (6, 3362219770), (7, 2881902660), (10, 2017331862), (12, 1681109885), (13, 1551793740), (14, 1440951330), (15, 1344887908), (20, 1008665931), (21, 960634220), (26, 775896870), (28, 720475665), (30, 672443954), (35, 576380532), (39, 517264580), (42, 480317110), (49, 411700380), (52, 387948435), (60, 336221977), (65, 310358748), (70, 288190266), (78, 258632290), (84, 240158555), (91, 221684820), (98, 205850190), (105, 192126844), (130, 155179374), (140, 144095133), (147, 137233460), (156, 129316145), (182, 110842410), (195, 103452916), (196, 102925095), (210, 96063422), (245, 82340076), (260, 77589687), (273, 73894940), (294, 68616730), (343, 58814340), (364, 55421205), (390, 51726458), (420, 48031711), (455, 44336964), (490, 41170038), (546, 36947470), (588, 34308365), (637, 31669260), (686, 29407170), (735, 27446692), (780, 25863229), (910, 22168482), (980, 20585019), (1029, 19604780), (1092, 18473735), (1274, 15834630), (1365, 14778988), (1372, 14703585), (1470, 13723346), (1715, 11762868), (1820, 11084241), (1911, 10556420), (2058, 9802390), (2548, 7917315), (2730, 7389494), (2940, 6861673), (3185, 6333852), (3430, 5881434), (3822, 5278210), (4116, 4901195), (4459, 4524180), (5145, 3920956), (5460, 3694747), (6370, 3166926), (6860, 2940717), (7644, 2639105), (8918, 2262090), (9555, 2111284), (10290, 1960478), (12740, 1583463), (13377, 1508060), (17836, 1131045), (19110, 1055642), (20580, 980239), (22295, 904836), (26754, 754030), (38220, 527821), (44590, 452418), (53508, 377015), (66885, 301612), (75403, 267540), (89180, 226209), (133770, 150806)]