157146640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{971}}^1$

素因数の和:1025

約数の個数: 120

約数和(自身を含む): 444025152

約数和(自身を除く): 286878512

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 170, 238, 272, 280, 289, 340, 476, 560, 578, 595, 680, 952, 971, 1156, 1190, 1360, 1445, 1904, 1942, 2023, 2312, 2380, 2890, 3884, 4046, 4624, 4760, 4855, 5780, 6797, 7768, 8092, 9520, 9710, 10115, 11560, 13594, 15536, 16184, 16507, 19420, 20230, 23120, 27188, 32368, 33014, 33985, 38840, 40460, 54376, 66028, 67970, 77680, 80920, 82535, 108752, 115549, 132056, 135940, 161840, 165070, 231098, 264112, 271880, 280619, 330140, 462196, 543760, 561238, 577745, 660280, 924392, 1122476, 1155490, 1320560, 1403095, 1848784, 1964333, 2244952, 2310980, 2806190, 3928666, 4489904, 4621960, 5612380, 7857332, 9243920, 9821665, 11224760, 15714664, 19643330, 22449520, 31429328, 39286660, 78573320, 157146640]

約数ペア:

[(1, 157146640), (2, 78573320), (4, 39286660), (5, 31429328), (7, 22449520), (8, 19643330), (10, 15714664), (14, 11224760), (16, 9821665), (17, 9243920), (20, 7857332), (28, 5612380), (34, 4621960), (35, 4489904), (40, 3928666), (56, 2806190), (68, 2310980), (70, 2244952), (80, 1964333), (85, 1848784), (112, 1403095), (119, 1320560), (136, 1155490), (140, 1122476), (170, 924392), (238, 660280), (272, 577745), (280, 561238), (289, 543760), (340, 462196), (476, 330140), (560, 280619), (578, 271880), (595, 264112), (680, 231098), (952, 165070), (971, 161840), (1156, 135940), (1190, 132056), (1360, 115549), (1445, 108752), (1904, 82535), (1942, 80920), (2023, 77680), (2312, 67970), (2380, 66028), (2890, 54376), (3884, 40460), (4046, 38840), (4624, 33985), (4760, 33014), (4855, 32368), (5780, 27188), (6797, 23120), (7768, 20230), (8092, 19420), (9520, 16507), (9710, 16184), (10115, 15536), (11560, 13594)]