15707940040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{727}}^1\times {\mathrm{1123}}^1$

素因数の和:1911

約数の個数: 128

約数和(自身を含む): 39178863360

約数和(自身を除く): 23470923320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 37, 40, 52, 65, 74, 104, 130, 148, 185, 260, 296, 370, 481, 520, 727, 740, 962, 1123, 1454, 1480, 1924, 2246, 2405, 2908, 3635, 3848, 4492, 4810, 5615, 5816, 7270, 8984, 9451, 9620, 11230, 14540, 14599, 18902, 19240, 22460, 26899, 29080, 29198, 37804, 41551, 44920, 47255, 53798, 58396, 72995, 75608, 83102, 94510, 107596, 116792, 134495, 145990, 166204, 189020, 207755, 215192, 268990, 291980, 332408, 349687, 378040, 415510, 537980, 540163, 583960, 699374, 816421, 831020, 1075960, 1080326, 1398748, 1632842, 1662040, 1748435, 2160652, 2700815, 2797496, 3265684, 3496870, 4082105, 4321304, 5401630, 6531368, 6993740, 8164210, 10613473, 10803260, 13987480, 16328420, 21226946, 21606520, 30207577, 32656840, 42453892, 53067365, 60415154, 84907784, 106134730, 120830308, 151037885, 212269460, 241660616, 302075770, 392698501, 424538920, 604151540, 785397002, 1208303080, 1570794004, 1963492505, 3141588008, 3926985010, 7853970020, 15707940040]

約数ペア:

[(1, 15707940040), (2, 7853970020), (4, 3926985010), (5, 3141588008), (8, 1963492505), (10, 1570794004), (13, 1208303080), (20, 785397002), (26, 604151540), (37, 424538920), (40, 392698501), (52, 302075770), (65, 241660616), (74, 212269460), (104, 151037885), (130, 120830308), (148, 106134730), (185, 84907784), (260, 60415154), (296, 53067365), (370, 42453892), (481, 32656840), (520, 30207577), (727, 21606520), (740, 21226946), (962, 16328420), (1123, 13987480), (1454, 10803260), (1480, 10613473), (1924, 8164210), (2246, 6993740), (2405, 6531368), (2908, 5401630), (3635, 4321304), (3848, 4082105), (4492, 3496870), (4810, 3265684), (5615, 2797496), (5816, 2700815), (7270, 2160652), (8984, 1748435), (9451, 1662040), (9620, 1632842), (11230, 1398748), (14540, 1080326), (14599, 1075960), (18902, 831020), (19240, 816421), (22460, 699374), (26899, 583960), (29080, 540163), (29198, 537980), (37804, 415510), (41551, 378040), (44920, 349687), (47255, 332408), (53798, 291980), (58396, 268990), (72995, 215192), (75608, 207755), (83102, 189020), (94510, 166204), (107596, 145990), (116792, 134495)]