210238740

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{181}}^1\times {\mathrm{239}}^1$

素因数の和:444

約数の個数: 144

約数和(自身を含む): 667779840

約数和(自身を除く): 457541100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 181, 239, 243, 270, 324, 362, 405, 478, 486, 540, 543, 717, 724, 810, 905, 956, 972, 1086, 1195, 1215, 1434, 1620, 1629, 1810, 2151, 2172, 2390, 2430, 2715, 2868, 3258, 3585, 3620, 4302, 4780, 4860, 4887, 5430, 6453, 6516, 7170, 8145, 8604, 9774, 10755, 10860, 12906, 14340, 14661, 16290, 19359, 19548, 21510, 24435, 25812, 29322, 32265, 32580, 38718, 43020, 43259, 43983, 48870, 58077, 58644, 64530, 73305, 77436, 86518, 87966, 96795, 97740, 116154, 129060, 129777, 146610, 173036, 175932, 193590, 216295, 219915, 232308, 259554, 290385, 293220, 387180, 389331, 432590, 439830, 519108, 580770, 648885, 778662, 865180, 879660, 1161540, 1167993, 1297770, 1557324, 1946655, 2335986, 2595540, 3503979, 3893310, 4671972, 5839965, 7007958, 7786620, 10511937, 11679930, 14015916, 17519895, 21023874, 23359860, 35039790, 42047748, 52559685, 70079580, 105119370, 210238740]

約数ペア:

[(1, 210238740), (2, 105119370), (3, 70079580), (4, 52559685), (5, 42047748), (6, 35039790), (9, 23359860), (10, 21023874), (12, 17519895), (15, 14015916), (18, 11679930), (20, 10511937), (27, 7786620), (30, 7007958), (36, 5839965), (45, 4671972), (54, 3893310), (60, 3503979), (81, 2595540), (90, 2335986), (108, 1946655), (135, 1557324), (162, 1297770), (180, 1167993), (181, 1161540), (239, 879660), (243, 865180), (270, 778662), (324, 648885), (362, 580770), (405, 519108), (478, 439830), (486, 432590), (540, 389331), (543, 387180), (717, 293220), (724, 290385), (810, 259554), (905, 232308), (956, 219915), (972, 216295), (1086, 193590), (1195, 175932), (1215, 173036), (1434, 146610), (1620, 129777), (1629, 129060), (1810, 116154), (2151, 97740), (2172, 96795), (2390, 87966), (2430, 86518), (2715, 77436), (2868, 73305), (3258, 64530), (3585, 58644), (3620, 58077), (4302, 48870), (4780, 43983), (4860, 43259), (4887, 43020), (5430, 38718), (6453, 32580), (6516, 32265), (7170, 29322), (8145, 25812), (8604, 24435), (9774, 21510), (10755, 19548), (10860, 19359), (12906, 16290), (14340, 14661)]