212940360

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2777}}^1$

素因数の和:2868

約数の個数: 128

約数和(自身を含む): 720057600

約数和(自身を除く): 507117240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 71, 72, 90, 108, 120, 135, 142, 180, 213, 216, 270, 284, 355, 360, 426, 540, 568, 639, 710, 852, 1065, 1080, 1278, 1420, 1704, 1917, 2130, 2556, 2777, 2840, 3195, 3834, 4260, 5112, 5554, 6390, 7668, 8331, 8520, 9585, 11108, 12780, 13885, 15336, 16662, 19170, 22216, 24993, 25560, 27770, 33324, 38340, 41655, 49986, 55540, 66648, 74979, 76680, 83310, 99972, 111080, 124965, 149958, 166620, 197167, 199944, 249930, 299916, 333240, 374895, 394334, 499860, 591501, 599832, 749790, 788668, 985835, 999720, 1183002, 1499580, 1577336, 1774503, 1971670, 2366004, 2957505, 2999160, 3549006, 3943340, 4732008, 5323509, 5915010, 7098012, 7886680, 8872515, 10647018, 11830020, 14196024, 17745030, 21294036, 23660040, 26617545, 35490060, 42588072, 53235090, 70980120, 106470180, 212940360]

約数ペア:

[(1, 212940360), (2, 106470180), (3, 70980120), (4, 53235090), (5, 42588072), (6, 35490060), (8, 26617545), (9, 23660040), (10, 21294036), (12, 17745030), (15, 14196024), (18, 11830020), (20, 10647018), (24, 8872515), (27, 7886680), (30, 7098012), (36, 5915010), (40, 5323509), (45, 4732008), (54, 3943340), (60, 3549006), (71, 2999160), (72, 2957505), (90, 2366004), (108, 1971670), (120, 1774503), (135, 1577336), (142, 1499580), (180, 1183002), (213, 999720), (216, 985835), (270, 788668), (284, 749790), (355, 599832), (360, 591501), (426, 499860), (540, 394334), (568, 374895), (639, 333240), (710, 299916), (852, 249930), (1065, 199944), (1080, 197167), (1278, 166620), (1420, 149958), (1704, 124965), (1917, 111080), (2130, 99972), (2556, 83310), (2777, 76680), (2840, 74979), (3195, 66648), (3834, 55540), (4260, 49986), (5112, 41655), (5554, 38340), (6390, 33324), (7668, 27770), (8331, 25560), (8520, 24993), (9585, 22216), (11108, 19170), (12780, 16662), (13885, 15336)]