166728380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{569}}^1$

素因数の和:628

約数の個数: 144

約数和(自身を含む): 458498880

約数和(自身を除く): 291770500

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 23, 26, 28, 35, 46, 49, 52, 65, 70, 91, 92, 98, 115, 130, 140, 161, 182, 196, 230, 245, 260, 299, 322, 364, 455, 460, 490, 569, 598, 637, 644, 805, 910, 980, 1127, 1138, 1196, 1274, 1495, 1610, 1820, 2093, 2254, 2276, 2548, 2845, 2990, 3185, 3220, 3983, 4186, 4508, 5635, 5690, 5980, 6370, 7397, 7966, 8372, 10465, 11270, 11380, 12740, 13087, 14651, 14794, 15932, 19915, 20930, 22540, 26174, 27881, 29302, 29588, 36985, 39830, 41860, 51779, 52348, 55762, 58604, 65435, 73255, 73970, 79660, 91609, 103558, 111524, 130870, 139405, 146510, 147940, 170131, 183218, 207116, 258895, 261740, 278810, 293020, 340262, 362453, 366436, 458045, 517790, 557620, 641263, 680524, 724906, 850655, 916090, 1035580, 1190917, 1282526, 1449812, 1701310, 1812265, 1832180, 2381834, 2565052, 3206315, 3402620, 3624530, 4763668, 5954585, 6412630, 7249060, 8336419, 11909170, 12825260, 16672838, 23818340, 33345676, 41682095, 83364190, 166728380]

約数ペア:

[(1, 166728380), (2, 83364190), (4, 41682095), (5, 33345676), (7, 23818340), (10, 16672838), (13, 12825260), (14, 11909170), (20, 8336419), (23, 7249060), (26, 6412630), (28, 5954585), (35, 4763668), (46, 3624530), (49, 3402620), (52, 3206315), (65, 2565052), (70, 2381834), (91, 1832180), (92, 1812265), (98, 1701310), (115, 1449812), (130, 1282526), (140, 1190917), (161, 1035580), (182, 916090), (196, 850655), (230, 724906), (245, 680524), (260, 641263), (299, 557620), (322, 517790), (364, 458045), (455, 366436), (460, 362453), (490, 340262), (569, 293020), (598, 278810), (637, 261740), (644, 258895), (805, 207116), (910, 183218), (980, 170131), (1127, 147940), (1138, 146510), (1196, 139405), (1274, 130870), (1495, 111524), (1610, 103558), (1820, 91609), (2093, 79660), (2254, 73970), (2276, 73255), (2548, 65435), (2845, 58604), (2990, 55762), (3185, 52348), (3220, 51779), (3983, 41860), (4186, 39830), (4508, 36985), (5635, 29588), (5690, 29302), (5980, 27881), (6370, 26174), (7397, 22540), (7966, 20930), (8372, 19915), (10465, 15932), (11270, 14794), (11380, 14651), (12740, 13087)]