255309990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{1361}}^1$

素因数の和:1434

約数の個数: 96

約数和(自身を含む): 681937056

約数和(自身を除く): 426627066

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 37, 39, 65, 74, 78, 111, 130, 169, 185, 195, 222, 338, 370, 390, 481, 507, 555, 845, 962, 1014, 1110, 1361, 1443, 1690, 2405, 2535, 2722, 2886, 4083, 4810, 5070, 6253, 6805, 7215, 8166, 12506, 13610, 14430, 17693, 18759, 20415, 31265, 35386, 37518, 40830, 50357, 53079, 62530, 88465, 93795, 100714, 106158, 151071, 176930, 187590, 230009, 251785, 265395, 302142, 460018, 503570, 530790, 654641, 690027, 755355, 1150045, 1309282, 1380054, 1510710, 1963923, 2300090, 3273205, 3450135, 3927846, 6546410, 6900270, 8510333, 9819615, 17020666, 19639230, 25530999, 42551665, 51061998, 85103330, 127654995, 255309990]

約数ペア:

[(1, 255309990), (2, 127654995), (3, 85103330), (5, 51061998), (6, 42551665), (10, 25530999), (13, 19639230), (15, 17020666), (26, 9819615), (30, 8510333), (37, 6900270), (39, 6546410), (65, 3927846), (74, 3450135), (78, 3273205), (111, 2300090), (130, 1963923), (169, 1510710), (185, 1380054), (195, 1309282), (222, 1150045), (338, 755355), (370, 690027), (390, 654641), (481, 530790), (507, 503570), (555, 460018), (845, 302142), (962, 265395), (1014, 251785), (1110, 230009), (1361, 187590), (1443, 176930), (1690, 151071), (2405, 106158), (2535, 100714), (2722, 93795), (2886, 88465), (4083, 62530), (4810, 53079), (5070, 50357), (6253, 40830), (6805, 37518), (7215, 35386), (8166, 31265), (12506, 20415), (13610, 18759), (14430, 17693)]