87624390

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{21961}}^1$

素因数の和:21997

約数の個数: 64

約数和(自身を含む): 253002240

約数和(自身を除く): 165377850

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 133, 190, 210, 266, 285, 399, 570, 665, 798, 1330, 1995, 3990, 21961, 43922, 65883, 109805, 131766, 153727, 219610, 307454, 329415, 417259, 461181, 658830, 768635, 834518, 922362, 1251777, 1537270, 2086295, 2305905, 2503554, 2920813, 4172590, 4611810, 5841626, 6258885, 8762439, 12517770, 14604065, 17524878, 29208130, 43812195, 87624390]

約数ペア:

[(1, 87624390), (2, 43812195), (3, 29208130), (5, 17524878), (6, 14604065), (7, 12517770), (10, 8762439), (14, 6258885), (15, 5841626), (19, 4611810), (21, 4172590), (30, 2920813), (35, 2503554), (38, 2305905), (42, 2086295), (57, 1537270), (70, 1251777), (95, 922362), (105, 834518), (114, 768635), (133, 658830), (190, 461181), (210, 417259), (266, 329415), (285, 307454), (399, 219610), (570, 153727), (665, 131766), (798, 109805), (1330, 65883), (1995, 43922), (3990, 21961)]