669128156980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{541}}^1\times {\mathrm{17041}}^1$

素因数の和:17801

約数の個数: 96

約数和(自身を含む): 1489705297920

約数和(自身を除く): 820577140940

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 191, 380, 382, 541, 764, 955, 1082, 1910, 2164, 2705, 3629, 3820, 5410, 7258, 10279, 10820, 14516, 17041, 18145, 20558, 34082, 36290, 41116, 51395, 68164, 72580, 85205, 102790, 103331, 170410, 205580, 206662, 323779, 340820, 413324, 516655, 647558, 1033310, 1295116, 1618895, 1963289, 2066620, 3237790, 3254831, 3926578, 6475580, 6509662, 7853156, 9219181, 9816445, 13019324, 16274155, 18438362, 19632890, 32548310, 36876724, 39265780, 46095905, 61841789, 65096620, 92191810, 123683578, 175164439, 184383620, 247367156, 309208945, 350328878, 618417890, 700657756, 875822195, 1236835780, 1751644390, 1760863571, 3503288780, 3521727142, 7043454284, 8804317855, 17608635710, 33456407849, 35217271420, 66912815698, 133825631396, 167282039245, 334564078490, 669128156980]

約数ペア:

[(1, 669128156980), (2, 334564078490), (4, 167282039245), (5, 133825631396), (10, 66912815698), (19, 35217271420), (20, 33456407849), (38, 17608635710), (76, 8804317855), (95, 7043454284), (190, 3521727142), (191, 3503288780), (380, 1760863571), (382, 1751644390), (541, 1236835780), (764, 875822195), (955, 700657756), (1082, 618417890), (1910, 350328878), (2164, 309208945), (2705, 247367156), (3629, 184383620), (3820, 175164439), (5410, 123683578), (7258, 92191810), (10279, 65096620), (10820, 61841789), (14516, 46095905), (17041, 39265780), (18145, 36876724), (20558, 32548310), (34082, 19632890), (36290, 18438362), (41116, 16274155), (51395, 13019324), (68164, 9816445), (72580, 9219181), (85205, 7853156), (102790, 6509662), (103331, 6475580), (170410, 3926578), (205580, 3254831), (206662, 3237790), (323779, 2066620), (340820, 1963289), (413324, 1618895), (516655, 1295116), (647558, 1033310)]