61437640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{7349}}^1$

素因数の和:7390

約数の個数: 64

約数和(自身を含む): 158760000

約数和(自身を除く): 97322360

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 1045, 1672, 2090, 4180, 7349, 8360, 14698, 29396, 36745, 58792, 73490, 80839, 139631, 146980, 161678, 279262, 293960, 323356, 404195, 558524, 646712, 698155, 808390, 1117048, 1396310, 1535941, 1616780, 2792620, 3071882, 3233560, 5585240, 6143764, 7679705, 12287528, 15359410, 30718820, 61437640]

約数ペア:

[(1, 61437640), (2, 30718820), (4, 15359410), (5, 12287528), (8, 7679705), (10, 6143764), (11, 5585240), (19, 3233560), (20, 3071882), (22, 2792620), (38, 1616780), (40, 1535941), (44, 1396310), (55, 1117048), (76, 808390), (88, 698155), (95, 646712), (110, 558524), (152, 404195), (190, 323356), (209, 293960), (220, 279262), (380, 161678), (418, 146980), (440, 139631), (760, 80839), (836, 73490), (1045, 58792), (1672, 36745), (2090, 29396), (4180, 14698), (7349, 8360)]