220223080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{563}}^1$

素因数の和:719

約数の個数: 128

約数和(自身を含む): 623738880

約数和(自身を除く): 403515800

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 127, 140, 154, 220, 254, 280, 308, 385, 440, 508, 563, 616, 635, 770, 889, 1016, 1126, 1270, 1397, 1540, 1778, 2252, 2540, 2794, 2815, 3080, 3556, 3941, 4445, 4504, 5080, 5588, 5630, 6193, 6985, 7112, 7882, 8890, 9779, 11176, 11260, 12386, 13970, 15764, 17780, 19558, 19705, 22520, 24772, 27940, 30965, 31528, 35560, 39116, 39410, 43351, 48895, 49544, 55880, 61930, 71501, 78232, 78820, 86702, 97790, 123860, 143002, 157640, 173404, 195580, 216755, 247720, 286004, 346808, 357505, 391160, 433510, 500507, 572008, 715010, 786511, 867020, 1001014, 1430020, 1573022, 1734040, 2002028, 2502535, 2860040, 3146044, 3932555, 4004056, 5005070, 5505577, 6292088, 7865110, 10010140, 11011154, 15730220, 20020280, 22022308, 27527885, 31460440, 44044616, 55055770, 110111540, 220223080]

約数ペア:

[(1, 220223080), (2, 110111540), (4, 55055770), (5, 44044616), (7, 31460440), (8, 27527885), (10, 22022308), (11, 20020280), (14, 15730220), (20, 11011154), (22, 10010140), (28, 7865110), (35, 6292088), (40, 5505577), (44, 5005070), (55, 4004056), (56, 3932555), (70, 3146044), (77, 2860040), (88, 2502535), (110, 2002028), (127, 1734040), (140, 1573022), (154, 1430020), (220, 1001014), (254, 867020), (280, 786511), (308, 715010), (385, 572008), (440, 500507), (508, 433510), (563, 391160), (616, 357505), (635, 346808), (770, 286004), (889, 247720), (1016, 216755), (1126, 195580), (1270, 173404), (1397, 157640), (1540, 143002), (1778, 123860), (2252, 97790), (2540, 86702), (2794, 78820), (2815, 78232), (3080, 71501), (3556, 61930), (3941, 55880), (4445, 49544), (4504, 48895), (5080, 43351), (5588, 39410), (5630, 39116), (6193, 35560), (6985, 31528), (7112, 30965), (7882, 27940), (8890, 24772), (9779, 22520), (11176, 19705), (11260, 19558), (12386, 17780), (13970, 15764)]