131507460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:171

約数の個数: 288

約数和(自身を含む): 487468800

約数和(自身を除く): 355961340

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 29, 30, 35, 36, 42, 45, 58, 59, 60, 61, 63, 70, 84, 87, 90, 105, 116, 118, 122, 126, 140, 145, 174, 177, 180, 183, 203, 210, 236, 244, 252, 261, 290, 295, 305, 315, 348, 354, 366, 406, 413, 420, 427, 435, 522, 531, 549, 580, 590, 609, 610, 630, 708, 732, 812, 826, 854, 870, 885, 915, 1015, 1044, 1062, 1098, 1180, 1218, 1220, 1239, 1260, 1281, 1305, 1652, 1708, 1711, 1740, 1769, 1770, 1827, 1830, 2030, 2065, 2124, 2135, 2196, 2436, 2478, 2562, 2610, 2655, 2745, 3045, 3422, 3538, 3540, 3599, 3654, 3660, 3717, 3843, 4060, 4130, 4270, 4956, 5124, 5133, 5220, 5307, 5310, 5490, 6090, 6195, 6405, 6844, 7076, 7198, 7308, 7434, 7686, 8260, 8540, 8555, 8845, 9135, 10266, 10614, 10620, 10797, 10980, 11977, 12180, 12383, 12390, 12810, 14396, 14868, 15372, 15399, 15921, 17110, 17690, 17995, 18270, 18585, 19215, 20532, 21228, 21594, 23954, 24766, 24780, 25193, 25620, 25665, 26535, 30798, 31842, 32391, 34220, 35380, 35931, 35990, 36540, 37149, 37170, 38430, 43188, 47908, 49532, 50386, 51330, 53070, 53985, 59885, 61596, 61915, 63684, 64782, 71862, 71980, 74298, 74340, 75579, 76860, 76995, 79605, 100772, 102660, 104371, 106140, 107793, 107970, 111447, 119770, 123830, 125965, 129564, 143724, 148596, 151158, 153990, 159210, 161955, 179655, 185745, 208742, 215586, 215940, 222894, 226737, 239540, 247660, 251930, 302316, 307980, 313113, 318420, 323910, 359310, 371490, 377895, 417484, 431172, 445788, 453474, 503860, 521855, 538965, 557235, 626226, 647820, 718620, 730597, 742980, 755790, 906948, 939339, 1043710, 1077930, 1114470, 1133685, 1252452, 1461194, 1511580, 1565565, 1878678, 2087420, 2155860, 2191791, 2228940, 2267370, 2922388, 3131130, 3652985, 3757356, 4383582, 4534740, 4696695, 6262260, 6575373, 7305970, 8767164, 9393390, 10958955, 13150746, 14611940, 18786780, 21917910, 26301492, 32876865, 43835820, 65753730, 131507460]

約数ペア:

[(1, 131507460), (2, 65753730), (3, 43835820), (4, 32876865), (5, 26301492), (6, 21917910), (7, 18786780), (9, 14611940), (10, 13150746), (12, 10958955), (14, 9393390), (15, 8767164), (18, 7305970), (20, 6575373), (21, 6262260), (28, 4696695), (29, 4534740), (30, 4383582), (35, 3757356), (36, 3652985), (42, 3131130), (45, 2922388), (58, 2267370), (59, 2228940), (60, 2191791), (61, 2155860), (63, 2087420), (70, 1878678), (84, 1565565), (87, 1511580), (90, 1461194), (105, 1252452), (116, 1133685), (118, 1114470), (122, 1077930), (126, 1043710), (140, 939339), (145, 906948), (174, 755790), (177, 742980), (180, 730597), (183, 718620), (203, 647820), (210, 626226), (236, 557235), (244, 538965), (252, 521855), (261, 503860), (290, 453474), (295, 445788), (305, 431172), (315, 417484), (348, 377895), (354, 371490), (366, 359310), (406, 323910), (413, 318420), (420, 313113), (427, 307980), (435, 302316), (522, 251930), (531, 247660), (549, 239540), (580, 226737), (590, 222894), (609, 215940), (610, 215586), (630, 208742), (708, 185745), (732, 179655), (812, 161955), (826, 159210), (854, 153990), (870, 151158), (885, 148596), (915, 143724), (1015, 129564), (1044, 125965), (1062, 123830), (1098, 119770), (1180, 111447), (1218, 107970), (1220, 107793), (1239, 106140), (1260, 104371), (1281, 102660), (1305, 100772), (1652, 79605), (1708, 76995), (1711, 76860), (1740, 75579), (1769, 74340), (1770, 74298), (1827, 71980), (1830, 71862), (2030, 64782), (2065, 63684), (2124, 61915), (2135, 61596), (2196, 59885), (2436, 53985), (2478, 53070), (2562, 51330), (2610, 50386), (2655, 49532), (2745, 47908), (3045, 43188), (3422, 38430), (3538, 37170), (3540, 37149), (3599, 36540), (3654, 35990), (3660, 35931), (3717, 35380), (3843, 34220), (4060, 32391), (4130, 31842), (4270, 30798), (4956, 26535), (5124, 25665), (5133, 25620), (5220, 25193), (5307, 24780), (5310, 24766), (5490, 23954), (6090, 21594), (6195, 21228), (6405, 20532), (6844, 19215), (7076, 18585), (7198, 18270), (7308, 17995), (7434, 17690), (7686, 17110), (8260, 15921), (8540, 15399), (8555, 15372), (8845, 14868), (9135, 14396), (10266, 12810), (10614, 12390), (10620, 12383), (10797, 12180), (10980, 11977)]