181515460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1439}}^1$

素因数の和:1525

約数の個数: 96

約数和(自身を含む): 470292480

約数和(自身を除く): 288777020

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 53, 68, 70, 85, 106, 119, 140, 170, 212, 238, 265, 340, 371, 476, 530, 595, 742, 901, 1060, 1190, 1439, 1484, 1802, 1855, 2380, 2878, 3604, 3710, 4505, 5756, 6307, 7195, 7420, 9010, 10073, 12614, 14390, 18020, 20146, 24463, 25228, 28780, 31535, 40292, 48926, 50365, 63070, 76267, 97852, 100730, 122315, 126140, 152534, 171241, 201460, 244630, 305068, 342482, 381335, 489260, 533869, 684964, 762670, 856205, 1067738, 1296539, 1525340, 1712410, 2135476, 2593078, 2669345, 3424820, 5186156, 5338690, 6482695, 9075773, 10677380, 12965390, 18151546, 25930780, 36303092, 45378865, 90757730, 181515460]

約数ペア:

[(1, 181515460), (2, 90757730), (4, 45378865), (5, 36303092), (7, 25930780), (10, 18151546), (14, 12965390), (17, 10677380), (20, 9075773), (28, 6482695), (34, 5338690), (35, 5186156), (53, 3424820), (68, 2669345), (70, 2593078), (85, 2135476), (106, 1712410), (119, 1525340), (140, 1296539), (170, 1067738), (212, 856205), (238, 762670), (265, 684964), (340, 533869), (371, 489260), (476, 381335), (530, 342482), (595, 305068), (742, 244630), (901, 201460), (1060, 171241), (1190, 152534), (1439, 126140), (1484, 122315), (1802, 100730), (1855, 97852), (2380, 76267), (2878, 63070), (3604, 50365), (3710, 48926), (4505, 40292), (5756, 31535), (6307, 28780), (7195, 25228), (7420, 24463), (9010, 20146), (10073, 18020), (12614, 14390)]