205144680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{1229}}^1$

素因数の和:1363

約数の個数: 128

約数和(自身を含む): 669513600

約数和(自身を除く): 464368920

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, 107, 120, 130, 156, 195, 214, 260, 312, 321, 390, 428, 520, 535, 642, 780, 856, 1070, 1229, 1284, 1391, 1560, 1605, 2140, 2458, 2568, 2782, 3210, 3687, 4173, 4280, 4916, 5564, 6145, 6420, 6955, 7374, 8346, 9832, 11128, 12290, 12840, 13910, 14748, 15977, 16692, 18435, 20865, 24580, 27820, 29496, 31954, 33384, 36870, 41730, 47931, 49160, 55640, 63908, 73740, 79885, 83460, 95862, 127816, 131503, 147480, 159770, 166920, 191724, 239655, 263006, 319540, 383448, 394509, 479310, 526012, 639080, 657515, 789018, 958620, 1052024, 1315030, 1578036, 1709539, 1917240, 1972545, 2630060, 3156072, 3419078, 3945090, 5128617, 5260120, 6838156, 7890180, 8547695, 10257234, 13676312, 15780360, 17095390, 20514468, 25643085, 34190780, 41028936, 51286170, 68381560, 102572340, 205144680]

約数ペア:

[(1, 205144680), (2, 102572340), (3, 68381560), (4, 51286170), (5, 41028936), (6, 34190780), (8, 25643085), (10, 20514468), (12, 17095390), (13, 15780360), (15, 13676312), (20, 10257234), (24, 8547695), (26, 7890180), (30, 6838156), (39, 5260120), (40, 5128617), (52, 3945090), (60, 3419078), (65, 3156072), (78, 2630060), (104, 1972545), (107, 1917240), (120, 1709539), (130, 1578036), (156, 1315030), (195, 1052024), (214, 958620), (260, 789018), (312, 657515), (321, 639080), (390, 526012), (428, 479310), (520, 394509), (535, 383448), (642, 319540), (780, 263006), (856, 239655), (1070, 191724), (1229, 166920), (1284, 159770), (1391, 147480), (1560, 131503), (1605, 127816), (2140, 95862), (2458, 83460), (2568, 79885), (2782, 73740), (3210, 63908), (3687, 55640), (4173, 49160), (4280, 47931), (4916, 41730), (5564, 36870), (6145, 33384), (6420, 31954), (6955, 29496), (7374, 27820), (8346, 24580), (9832, 20865), (11128, 18435), (12290, 16692), (12840, 15977), (13910, 14748)]