78359940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{31}}^2\times {\mathrm{151}}^1$

素因数の和:231

約数の個数: 144

約数和(自身を含む): 253572480

約数和(自身を除く): 175212540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 90, 93, 108, 124, 135, 151, 155, 180, 186, 270, 279, 302, 310, 372, 453, 465, 540, 558, 604, 620, 755, 837, 906, 930, 961, 1116, 1359, 1395, 1510, 1674, 1812, 1860, 1922, 2265, 2718, 2790, 2883, 3020, 3348, 3844, 4077, 4185, 4530, 4681, 4805, 5436, 5580, 5766, 6795, 8154, 8370, 8649, 9060, 9362, 9610, 11532, 13590, 14043, 14415, 16308, 16740, 17298, 18724, 19220, 20385, 23405, 25947, 27180, 28086, 28830, 34596, 40770, 42129, 43245, 46810, 51894, 56172, 57660, 70215, 81540, 84258, 86490, 93620, 103788, 126387, 129735, 140430, 145111, 168516, 172980, 210645, 252774, 259470, 280860, 290222, 421290, 435333, 505548, 518940, 580444, 631935, 725555, 842580, 870666, 1263870, 1305999, 1451110, 1741332, 2176665, 2527740, 2611998, 2902220, 3917997, 4353330, 5223996, 6529995, 7835994, 8706660, 13059990, 15671988, 19589985, 26119980, 39179970, 78359940]

約数ペア:

[(1, 78359940), (2, 39179970), (3, 26119980), (4, 19589985), (5, 15671988), (6, 13059990), (9, 8706660), (10, 7835994), (12, 6529995), (15, 5223996), (18, 4353330), (20, 3917997), (27, 2902220), (30, 2611998), (31, 2527740), (36, 2176665), (45, 1741332), (54, 1451110), (60, 1305999), (62, 1263870), (90, 870666), (93, 842580), (108, 725555), (124, 631935), (135, 580444), (151, 518940), (155, 505548), (180, 435333), (186, 421290), (270, 290222), (279, 280860), (302, 259470), (310, 252774), (372, 210645), (453, 172980), (465, 168516), (540, 145111), (558, 140430), (604, 129735), (620, 126387), (755, 103788), (837, 93620), (906, 86490), (930, 84258), (961, 81540), (1116, 70215), (1359, 57660), (1395, 56172), (1510, 51894), (1674, 46810), (1812, 43245), (1860, 42129), (1922, 40770), (2265, 34596), (2718, 28830), (2790, 28086), (2883, 27180), (3020, 25947), (3348, 23405), (3844, 20385), (4077, 19220), (4185, 18724), (4530, 17298), (4681, 16740), (4805, 16308), (5436, 14415), (5580, 14043), (5766, 13590), (6795, 11532), (8154, 9610), (8370, 9362), (8649, 9060)]