131689740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{271}}^1$

素因数の和:392

約数の個数: 192

約数和(自身を含む): 460615680

約数和(自身を除く): 328925940

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, 89, 91, 105, 130, 140, 156, 178, 182, 195, 210, 260, 267, 271, 273, 356, 364, 390, 420, 445, 455, 534, 542, 546, 623, 780, 813, 890, 910, 1068, 1084, 1092, 1157, 1246, 1335, 1355, 1365, 1626, 1780, 1820, 1869, 1897, 2314, 2492, 2670, 2710, 2730, 3115, 3252, 3471, 3523, 3738, 3794, 4065, 4628, 5340, 5420, 5460, 5691, 5785, 6230, 6942, 7046, 7476, 7588, 8099, 8130, 9345, 9485, 10569, 11382, 11570, 12460, 13884, 14092, 16198, 16260, 17355, 17615, 18690, 18970, 21138, 22764, 23140, 24119, 24297, 24661, 28455, 32396, 34710, 35230, 37380, 37940, 40495, 42276, 48238, 48594, 49322, 52845, 56910, 69420, 70460, 72357, 73983, 80990, 96476, 97188, 98644, 105690, 113820, 120595, 121485, 123305, 144714, 147966, 161980, 168833, 211380, 241190, 242970, 246610, 289428, 295932, 313547, 337666, 361785, 369915, 482380, 485940, 493220, 506499, 627094, 675332, 723570, 739830, 844165, 940641, 1012998, 1254188, 1447140, 1479660, 1567735, 1688330, 1881282, 2025996, 2194829, 2532495, 3135470, 3376660, 3762564, 4389658, 4703205, 5064990, 6270940, 6584487, 8779316, 9406410, 10129980, 10974145, 13168974, 18812820, 21948290, 26337948, 32922435, 43896580, 65844870, 131689740]

約数ペア:

[(1, 131689740), (2, 65844870), (3, 43896580), (4, 32922435), (5, 26337948), (6, 21948290), (7, 18812820), (10, 13168974), (12, 10974145), (13, 10129980), (14, 9406410), (15, 8779316), (20, 6584487), (21, 6270940), (26, 5064990), (28, 4703205), (30, 4389658), (35, 3762564), (39, 3376660), (42, 3135470), (52, 2532495), (60, 2194829), (65, 2025996), (70, 1881282), (78, 1688330), (84, 1567735), (89, 1479660), (91, 1447140), (105, 1254188), (130, 1012998), (140, 940641), (156, 844165), (178, 739830), (182, 723570), (195, 675332), (210, 627094), (260, 506499), (267, 493220), (271, 485940), (273, 482380), (356, 369915), (364, 361785), (390, 337666), (420, 313547), (445, 295932), (455, 289428), (534, 246610), (542, 242970), (546, 241190), (623, 211380), (780, 168833), (813, 161980), (890, 147966), (910, 144714), (1068, 123305), (1084, 121485), (1092, 120595), (1157, 113820), (1246, 105690), (1335, 98644), (1355, 97188), (1365, 96476), (1626, 80990), (1780, 73983), (1820, 72357), (1869, 70460), (1897, 69420), (2314, 56910), (2492, 52845), (2670, 49322), (2710, 48594), (2730, 48238), (3115, 42276), (3252, 40495), (3471, 37940), (3523, 37380), (3738, 35230), (3794, 34710), (4065, 32396), (4628, 28455), (5340, 24661), (5420, 24297), (5460, 24119), (5691, 23140), (5785, 22764), (6230, 21138), (6942, 18970), (7046, 18690), (7476, 17615), (7588, 17355), (8099, 16260), (8130, 16198), (9345, 14092), (9485, 13884), (10569, 12460), (11382, 11570)]