31781796660

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{16927}}^1$

素因数の和:17028

約数の個数: 240

約数和(自身を含む): 106674839040

約数和(自身を除く): 74893042380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 61, 76, 81, 90, 95, 108, 114, 122, 135, 162, 171, 180, 183, 190, 228, 244, 270, 285, 305, 324, 342, 366, 380, 405, 513, 540, 549, 570, 610, 684, 732, 810, 855, 915, 1026, 1098, 1140, 1159, 1220, 1539, 1620, 1647, 1710, 1830, 2052, 2196, 2318, 2565, 2745, 3078, 3294, 3420, 3477, 3660, 4636, 4941, 5130, 5490, 5795, 6156, 6588, 6954, 7695, 8235, 9882, 10260, 10431, 10980, 11590, 13908, 15390, 16470, 16927, 17385, 19764, 20862, 23180, 24705, 30780, 31293, 32940, 33854, 34770, 41724, 49410, 50781, 52155, 62586, 67708, 69540, 84635, 93879, 98820, 101562, 104310, 125172, 152343, 156465, 169270, 187758, 203124, 208620, 253905, 304686, 312930, 321613, 338540, 375516, 457029, 469395, 507810, 609372, 625860, 643226, 761715, 914058, 938790, 964839, 1015620, 1032547, 1286452, 1371087, 1523430, 1608065, 1828116, 1877580, 1929678, 2065094, 2285145, 2742174, 2894517, 3046860, 3097641, 3216130, 3859356, 4130188, 4570290, 4824195, 5162735, 5484348, 5789034, 6195282, 6432260, 6855435, 8683551, 9140580, 9292923, 9648390, 10325470, 11578068, 12390564, 13710870, 14472585, 15488205, 17367102, 18585846, 19296780, 19618393, 20650940, 26050653, 27421740, 27878769, 28945170, 30976410, 34734204, 37171692, 39236786, 43417755, 46464615, 52101306, 55757538, 57890340, 58855179, 61952820, 78473572, 83636307, 86835510, 92929230, 98091965, 104202612, 111515076, 117710358, 130253265, 139393845, 167272614, 173671020, 176565537, 185858460, 196183930, 235420716, 260506530, 278787690, 294275895, 334545228, 353131074, 392367860, 418181535, 521013060, 529696611, 557575380, 588551790, 706262148, 836363070, 882827685, 1059393222, 1177103580, 1589089833, 1672726140, 1765655370, 2118786444, 2648483055, 3178179666, 3531310740, 5296966110, 6356359332, 7945449165, 10593932220, 15890898330, 31781796660]

約数ペア:

[(1, 31781796660), (2, 15890898330), (3, 10593932220), (4, 7945449165), (5, 6356359332), (6, 5296966110), (9, 3531310740), (10, 3178179666), (12, 2648483055), (15, 2118786444), (18, 1765655370), (19, 1672726140), (20, 1589089833), (27, 1177103580), (30, 1059393222), (36, 882827685), (38, 836363070), (45, 706262148), (54, 588551790), (57, 557575380), (60, 529696611), (61, 521013060), (76, 418181535), (81, 392367860), (90, 353131074), (95, 334545228), (108, 294275895), (114, 278787690), (122, 260506530), (135, 235420716), (162, 196183930), (171, 185858460), (180, 176565537), (183, 173671020), (190, 167272614), (228, 139393845), (244, 130253265), (270, 117710358), (285, 111515076), (305, 104202612), (324, 98091965), (342, 92929230), (366, 86835510), (380, 83636307), (405, 78473572), (513, 61952820), (540, 58855179), (549, 57890340), (570, 55757538), (610, 52101306), (684, 46464615), (732, 43417755), (810, 39236786), (855, 37171692), (915, 34734204), (1026, 30976410), (1098, 28945170), (1140, 27878769), (1159, 27421740), (1220, 26050653), (1539, 20650940), (1620, 19618393), (1647, 19296780), (1710, 18585846), (1830, 17367102), (2052, 15488205), (2196, 14472585), (2318, 13710870), (2565, 12390564), (2745, 11578068), (3078, 10325470), (3294, 9648390), (3420, 9292923), (3477, 9140580), (3660, 8683551), (4636, 6855435), (4941, 6432260), (5130, 6195282), (5490, 5789034), (5795, 5484348), (6156, 5162735), (6588, 4824195), (6954, 4570290), (7695, 4130188), (8235, 3859356), (9882, 3216130), (10260, 3097641), (10431, 3046860), (10980, 2894517), (11590, 2742174), (13908, 2285145), (15390, 2065094), (16470, 1929678), (16927, 1877580), (17385, 1828116), (19764, 1608065), (20862, 1523430), (23180, 1371087), (24705, 1286452), (30780, 1032547), (31293, 1015620), (32940, 964839), (33854, 938790), (34770, 914058), (41724, 761715), (49410, 643226), (50781, 625860), (52155, 609372), (62586, 507810), (67708, 469395), (69540, 457029), (84635, 375516), (93879, 338540), (98820, 321613), (101562, 312930), (104310, 304686), (125172, 253905), (152343, 208620), (156465, 203124), (169270, 187758)]