128420342680

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{69481}}^1$

素因数の和:69570

約数の個数: 192

約数和(自身を含む): 359294201280

約数和(自身を除く): 230873858600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 41, 46, 49, 56, 70, 82, 92, 98, 115, 140, 161, 164, 184, 196, 205, 230, 245, 280, 287, 322, 328, 392, 410, 460, 490, 574, 644, 805, 820, 920, 943, 980, 1127, 1148, 1288, 1435, 1610, 1640, 1886, 1960, 2009, 2254, 2296, 2870, 3220, 3772, 4018, 4508, 4715, 5635, 5740, 6440, 6601, 7544, 8036, 9016, 9430, 10045, 11270, 11480, 13202, 16072, 18860, 20090, 22540, 26404, 33005, 37720, 40180, 45080, 46207, 52808, 66010, 69481, 80360, 92414, 132020, 138962, 184828, 231035, 264040, 277924, 347405, 369656, 462070, 486367, 555848, 694810, 924140, 972734, 1389620, 1598063, 1848280, 1945468, 2431835, 2779240, 2848721, 3196126, 3404569, 3890936, 4863670, 5697442, 6392252, 6809138, 7990315, 9727340, 11186441, 11394884, 12784504, 13618276, 14243605, 15980630, 17022845, 19454680, 19941047, 22372882, 22789768, 27236552, 28487210, 31961260, 34045690, 39882094, 44745764, 55932205, 56974420, 63922520, 65520583, 68091380, 78305087, 79764188, 89491528, 99705235, 111864410, 113948840, 131041166, 136182760, 139587329, 156610174, 159528376, 199410470, 223728820, 262082332, 279174658, 313220348, 327602915, 391525435, 398820940, 447457640, 458644081, 524164664, 558349316, 626440696, 655205830, 697936645, 783050870, 797641880, 917288162, 1116698632, 1310411660, 1395873290, 1566101740, 1834576324, 2293220405, 2620823320, 2791746580, 3132203480, 3210508567, 3669152648, 4586440810, 5583493160, 6421017134, 9172881620, 12842034268, 16052542835, 18345763240, 25684068536, 32105085670, 64210171340, 128420342680]

約数ペア:

[(1, 128420342680), (2, 64210171340), (4, 32105085670), (5, 25684068536), (7, 18345763240), (8, 16052542835), (10, 12842034268), (14, 9172881620), (20, 6421017134), (23, 5583493160), (28, 4586440810), (35, 3669152648), (40, 3210508567), (41, 3132203480), (46, 2791746580), (49, 2620823320), (56, 2293220405), (70, 1834576324), (82, 1566101740), (92, 1395873290), (98, 1310411660), (115, 1116698632), (140, 917288162), (161, 797641880), (164, 783050870), (184, 697936645), (196, 655205830), (205, 626440696), (230, 558349316), (245, 524164664), (280, 458644081), (287, 447457640), (322, 398820940), (328, 391525435), (392, 327602915), (410, 313220348), (460, 279174658), (490, 262082332), (574, 223728820), (644, 199410470), (805, 159528376), (820, 156610174), (920, 139587329), (943, 136182760), (980, 131041166), (1127, 113948840), (1148, 111864410), (1288, 99705235), (1435, 89491528), (1610, 79764188), (1640, 78305087), (1886, 68091380), (1960, 65520583), (2009, 63922520), (2254, 56974420), (2296, 55932205), (2870, 44745764), (3220, 39882094), (3772, 34045690), (4018, 31961260), (4508, 28487210), (4715, 27236552), (5635, 22789768), (5740, 22372882), (6440, 19941047), (6601, 19454680), (7544, 17022845), (8036, 15980630), (9016, 14243605), (9430, 13618276), (10045, 12784504), (11270, 11394884), (11480, 11186441), (13202, 9727340), (16072, 7990315), (18860, 6809138), (20090, 6392252), (22540, 5697442), (26404, 4863670), (33005, 3890936), (37720, 3404569), (40180, 3196126), (45080, 2848721), (46207, 2779240), (52808, 2431835), (66010, 1945468), (69481, 1848280), (80360, 1598063), (92414, 1389620), (132020, 972734), (138962, 924140), (184828, 694810), (231035, 555848), (264040, 486367), (277924, 462070), (347405, 369656)]