31359510

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{547}}^1$

素因数の和:587

約数の個数: 144

約数和(自身を含む): 102329136

約数和(自身を除く): 70969626

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 30, 35, 39, 42, 45, 49, 63, 65, 70, 78, 90, 91, 98, 105, 117, 126, 130, 147, 182, 195, 210, 234, 245, 273, 294, 315, 390, 441, 455, 490, 546, 547, 585, 630, 637, 735, 819, 882, 910, 1094, 1170, 1274, 1365, 1470, 1638, 1641, 1911, 2205, 2730, 2735, 3185, 3282, 3822, 3829, 4095, 4410, 4923, 5470, 5733, 6370, 7111, 7658, 8190, 8205, 9555, 9846, 11466, 11487, 14222, 16410, 19110, 19145, 21333, 22974, 24615, 26803, 28665, 34461, 35555, 38290, 42666, 49230, 49777, 53606, 57330, 57435, 63999, 68922, 71110, 80409, 99554, 106665, 114870, 127998, 134015, 149331, 160818, 172305, 213330, 241227, 248885, 268030, 298662, 319995, 344610, 348439, 402045, 447993, 482454, 497770, 639990, 696878, 746655, 804090, 895986, 1045317, 1206135, 1493310, 1742195, 2090634, 2239965, 2412270, 3135951, 3484390, 4479930, 5226585, 6271902, 10453170, 15679755, 31359510]

約数ペア:

[(1, 31359510), (2, 15679755), (3, 10453170), (5, 6271902), (6, 5226585), (7, 4479930), (9, 3484390), (10, 3135951), (13, 2412270), (14, 2239965), (15, 2090634), (18, 1742195), (21, 1493310), (26, 1206135), (30, 1045317), (35, 895986), (39, 804090), (42, 746655), (45, 696878), (49, 639990), (63, 497770), (65, 482454), (70, 447993), (78, 402045), (90, 348439), (91, 344610), (98, 319995), (105, 298662), (117, 268030), (126, 248885), (130, 241227), (147, 213330), (182, 172305), (195, 160818), (210, 149331), (234, 134015), (245, 127998), (273, 114870), (294, 106665), (315, 99554), (390, 80409), (441, 71110), (455, 68922), (490, 63999), (546, 57435), (547, 57330), (585, 53606), (630, 49777), (637, 49230), (735, 42666), (819, 38290), (882, 35555), (910, 34461), (1094, 28665), (1170, 26803), (1274, 24615), (1365, 22974), (1470, 21333), (1638, 19145), (1641, 19110), (1911, 16410), (2205, 14222), (2730, 11487), (2735, 11466), (3185, 9846), (3282, 9555), (3822, 8205), (3829, 8190), (4095, 7658), (4410, 7111), (4923, 6370), (5470, 5733)]