55819620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1$

素因数の和:274

約数の個数: 144

約数和(自身を含む): 179786880

約数和(自身を除く): 123967260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 97, 115, 138, 139, 180, 194, 207, 230, 276, 278, 291, 345, 388, 414, 417, 460, 485, 556, 582, 690, 695, 828, 834, 873, 970, 1035, 1164, 1251, 1380, 1390, 1455, 1668, 1746, 1940, 2070, 2085, 2231, 2502, 2780, 2910, 3197, 3492, 4140, 4170, 4365, 4462, 5004, 5820, 6255, 6394, 6693, 8340, 8730, 8924, 9591, 11155, 12510, 12788, 13386, 13483, 15985, 17460, 19182, 20079, 22310, 25020, 26772, 26966, 28773, 31970, 33465, 38364, 40158, 40449, 44620, 47955, 53932, 57546, 63940, 66930, 67415, 80316, 80898, 95910, 100395, 115092, 121347, 133860, 134830, 143865, 161796, 191820, 200790, 202245, 242694, 269660, 287730, 310109, 401580, 404490, 485388, 575460, 606735, 620218, 808980, 930327, 1213470, 1240436, 1550545, 1860654, 2426940, 2790981, 3101090, 3721308, 4651635, 5581962, 6202180, 9303270, 11163924, 13954905, 18606540, 27909810, 55819620]

約数ペア:

[(1, 55819620), (2, 27909810), (3, 18606540), (4, 13954905), (5, 11163924), (6, 9303270), (9, 6202180), (10, 5581962), (12, 4651635), (15, 3721308), (18, 3101090), (20, 2790981), (23, 2426940), (30, 1860654), (36, 1550545), (45, 1240436), (46, 1213470), (60, 930327), (69, 808980), (90, 620218), (92, 606735), (97, 575460), (115, 485388), (138, 404490), (139, 401580), (180, 310109), (194, 287730), (207, 269660), (230, 242694), (276, 202245), (278, 200790), (291, 191820), (345, 161796), (388, 143865), (414, 134830), (417, 133860), (460, 121347), (485, 115092), (556, 100395), (582, 95910), (690, 80898), (695, 80316), (828, 67415), (834, 66930), (873, 63940), (970, 57546), (1035, 53932), (1164, 47955), (1251, 44620), (1380, 40449), (1390, 40158), (1455, 38364), (1668, 33465), (1746, 31970), (1940, 28773), (2070, 26966), (2085, 26772), (2231, 25020), (2502, 22310), (2780, 20079), (2910, 19182), (3197, 17460), (3492, 15985), (4140, 13483), (4170, 13386), (4365, 12788), (4462, 12510), (5004, 11155), (5820, 9591), (6255, 8924), (6394, 8730), (6693, 8340)]