691915440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{769}}^1$

素因数の和:971

約数の個数: 160

約数和(自身を含む): 2254855680

約数和(自身を除く): 1562940240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 163, 184, 230, 240, 276, 326, 345, 368, 460, 489, 552, 652, 690, 769, 815, 920, 978, 1104, 1304, 1380, 1538, 1630, 1840, 1956, 2307, 2445, 2608, 2760, 3076, 3260, 3749, 3845, 3912, 4614, 4890, 5520, 6152, 6520, 7498, 7690, 7824, 9228, 9780, 11247, 11535, 12304, 13040, 14996, 15380, 17687, 18456, 18745, 19560, 22494, 23070, 29992, 30760, 35374, 36912, 37490, 39120, 44988, 46140, 53061, 56235, 59984, 61520, 70748, 74980, 88435, 89976, 92280, 106122, 112470, 125347, 141496, 149960, 176870, 179952, 184560, 212244, 224940, 250694, 265305, 282992, 299920, 353740, 376041, 424488, 449880, 501388, 530610, 626735, 707480, 752082, 848976, 899760, 1002776, 1061220, 1253470, 1414960, 1504164, 1880205, 2005552, 2122440, 2506940, 2882981, 3008328, 3760410, 4244880, 5013880, 5765962, 6016656, 7520820, 8648943, 10027760, 11531924, 14414905, 15041640, 17297886, 23063848, 28829810, 30083280, 34595772, 43244715, 46127696, 57659620, 69191544, 86489430, 115319240, 138383088, 172978860, 230638480, 345957720, 691915440]

約数ペア:

[(1, 691915440), (2, 345957720), (3, 230638480), (4, 172978860), (5, 138383088), (6, 115319240), (8, 86489430), (10, 69191544), (12, 57659620), (15, 46127696), (16, 43244715), (20, 34595772), (23, 30083280), (24, 28829810), (30, 23063848), (40, 17297886), (46, 15041640), (48, 14414905), (60, 11531924), (69, 10027760), (80, 8648943), (92, 7520820), (115, 6016656), (120, 5765962), (138, 5013880), (163, 4244880), (184, 3760410), (230, 3008328), (240, 2882981), (276, 2506940), (326, 2122440), (345, 2005552), (368, 1880205), (460, 1504164), (489, 1414960), (552, 1253470), (652, 1061220), (690, 1002776), (769, 899760), (815, 848976), (920, 752082), (978, 707480), (1104, 626735), (1304, 530610), (1380, 501388), (1538, 449880), (1630, 424488), (1840, 376041), (1956, 353740), (2307, 299920), (2445, 282992), (2608, 265305), (2760, 250694), (3076, 224940), (3260, 212244), (3749, 184560), (3845, 179952), (3912, 176870), (4614, 149960), (4890, 141496), (5520, 125347), (6152, 112470), (6520, 106122), (7498, 92280), (7690, 89976), (7824, 88435), (9228, 74980), (9780, 70748), (11247, 61520), (11535, 59984), (12304, 56235), (13040, 53061), (14996, 46140), (15380, 44988), (17687, 39120), (18456, 37490), (18745, 36912), (19560, 35374), (22494, 30760), (23070, 29992)]