649300080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{18919}}^1$

素因数の和:18959

約数の個数: 160

約数和(自身を含む): 2364848640

約数和(自身を除く): 1715548560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 20, 22, 24, 26, 30, 33, 39, 40, 44, 48, 52, 55, 60, 65, 66, 78, 80, 88, 104, 110, 120, 130, 132, 143, 156, 165, 176, 195, 208, 220, 240, 260, 264, 286, 312, 330, 390, 429, 440, 520, 528, 572, 624, 660, 715, 780, 858, 880, 1040, 1144, 1320, 1430, 1560, 1716, 2145, 2288, 2640, 2860, 3120, 3432, 4290, 5720, 6864, 8580, 11440, 17160, 18919, 34320, 37838, 56757, 75676, 94595, 113514, 151352, 189190, 208109, 227028, 245947, 283785, 302704, 378380, 416218, 454056, 491894, 567570, 624327, 737841, 756760, 832436, 908112, 983788, 1040545, 1135140, 1229735, 1248654, 1475682, 1513520, 1664872, 1967576, 2081090, 2270280, 2459470, 2497308, 2705417, 2951364, 3121635, 3329744, 3689205, 3935152, 4162180, 4540560, 4918940, 4994616, 5410834, 5902728, 6243270, 7378410, 8116251, 8324360, 9837880, 9989232, 10821668, 11805456, 12486540, 13527085, 14756820, 16232502, 16648720, 19675760, 21643336, 24973080, 27054170, 29513640, 32465004, 40581255, 43286672, 49946160, 54108340, 59027280, 64930008, 81162510, 108216680, 129860016, 162325020, 216433360, 324650040, 649300080]

約数ペア:

[(1, 649300080), (2, 324650040), (3, 216433360), (4, 162325020), (5, 129860016), (6, 108216680), (8, 81162510), (10, 64930008), (11, 59027280), (12, 54108340), (13, 49946160), (15, 43286672), (16, 40581255), (20, 32465004), (22, 29513640), (24, 27054170), (26, 24973080), (30, 21643336), (33, 19675760), (39, 16648720), (40, 16232502), (44, 14756820), (48, 13527085), (52, 12486540), (55, 11805456), (60, 10821668), (65, 9989232), (66, 9837880), (78, 8324360), (80, 8116251), (88, 7378410), (104, 6243270), (110, 5902728), (120, 5410834), (130, 4994616), (132, 4918940), (143, 4540560), (156, 4162180), (165, 3935152), (176, 3689205), (195, 3329744), (208, 3121635), (220, 2951364), (240, 2705417), (260, 2497308), (264, 2459470), (286, 2270280), (312, 2081090), (330, 1967576), (390, 1664872), (429, 1513520), (440, 1475682), (520, 1248654), (528, 1229735), (572, 1135140), (624, 1040545), (660, 983788), (715, 908112), (780, 832436), (858, 756760), (880, 737841), (1040, 624327), (1144, 567570), (1320, 491894), (1430, 454056), (1560, 416218), (1716, 378380), (2145, 302704), (2288, 283785), (2640, 245947), (2860, 227028), (3120, 208109), (3432, 189190), (4290, 151352), (5720, 113514), (6864, 94595), (8580, 75676), (11440, 56757), (17160, 37838), (18919, 34320)]