215566440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{1033}}^1$

素因数の和:1131

約数の個数: 128

約数和(自身を含む): 678965760

約数和(自身を除く): 463399320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 47, 60, 74, 94, 111, 120, 141, 148, 185, 188, 222, 235, 282, 296, 370, 376, 444, 470, 555, 564, 705, 740, 888, 940, 1033, 1110, 1128, 1410, 1480, 1739, 1880, 2066, 2220, 2820, 3099, 3478, 4132, 4440, 5165, 5217, 5640, 6198, 6956, 8264, 8695, 10330, 10434, 12396, 13912, 15495, 17390, 20660, 20868, 24792, 26085, 30990, 34780, 38221, 41320, 41736, 48551, 52170, 61980, 69560, 76442, 97102, 104340, 114663, 123960, 145653, 152884, 191105, 194204, 208680, 229326, 242755, 291306, 305768, 382210, 388408, 458652, 485510, 573315, 582612, 728265, 764420, 917304, 971020, 1146630, 1165224, 1456530, 1528840, 1796387, 1942040, 2293260, 2913060, 3592774, 4586520, 5389161, 5826120, 7185548, 8981935, 10778322, 14371096, 17963870, 21556644, 26945805, 35927740, 43113288, 53891610, 71855480, 107783220, 215566440]

約数ペア:

[(1, 215566440), (2, 107783220), (3, 71855480), (4, 53891610), (5, 43113288), (6, 35927740), (8, 26945805), (10, 21556644), (12, 17963870), (15, 14371096), (20, 10778322), (24, 8981935), (30, 7185548), (37, 5826120), (40, 5389161), (47, 4586520), (60, 3592774), (74, 2913060), (94, 2293260), (111, 1942040), (120, 1796387), (141, 1528840), (148, 1456530), (185, 1165224), (188, 1146630), (222, 971020), (235, 917304), (282, 764420), (296, 728265), (370, 582612), (376, 573315), (444, 485510), (470, 458652), (555, 388408), (564, 382210), (705, 305768), (740, 291306), (888, 242755), (940, 229326), (1033, 208680), (1110, 194204), (1128, 191105), (1410, 152884), (1480, 145653), (1739, 123960), (1880, 114663), (2066, 104340), (2220, 97102), (2820, 76442), (3099, 69560), (3478, 61980), (4132, 52170), (4440, 48551), (5165, 41736), (5217, 41320), (5640, 38221), (6198, 34780), (6956, 30990), (8264, 26085), (8695, 24792), (10330, 20868), (10434, 20660), (12396, 17390), (13912, 15495)]