28220340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{379}}^1$

素因数の和:481

約数の個数: 96

約数和(自身を含む): 85034880

約数和(自身を除く): 56814540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 73, 85, 102, 146, 170, 204, 219, 255, 292, 340, 365, 379, 438, 510, 730, 758, 876, 1020, 1095, 1137, 1241, 1460, 1516, 1895, 2190, 2274, 2482, 3723, 3790, 4380, 4548, 4964, 5685, 6205, 6443, 7446, 7580, 11370, 12410, 12886, 14892, 18615, 19329, 22740, 24820, 25772, 27667, 32215, 37230, 38658, 55334, 64430, 74460, 77316, 83001, 96645, 110668, 128860, 138335, 166002, 193290, 276670, 332004, 386580, 415005, 470339, 553340, 830010, 940678, 1411017, 1660020, 1881356, 2351695, 2822034, 4703390, 5644068, 7055085, 9406780, 14110170, 28220340]

約数ペア:

[(1, 28220340), (2, 14110170), (3, 9406780), (4, 7055085), (5, 5644068), (6, 4703390), (10, 2822034), (12, 2351695), (15, 1881356), (17, 1660020), (20, 1411017), (30, 940678), (34, 830010), (51, 553340), (60, 470339), (68, 415005), (73, 386580), (85, 332004), (102, 276670), (146, 193290), (170, 166002), (204, 138335), (219, 128860), (255, 110668), (292, 96645), (340, 83001), (365, 77316), (379, 74460), (438, 64430), (510, 55334), (730, 38658), (758, 37230), (876, 32215), (1020, 27667), (1095, 25772), (1137, 24820), (1241, 22740), (1460, 19329), (1516, 18615), (1895, 14892), (2190, 12886), (2274, 12410), (2482, 11370), (3723, 7580), (3790, 7446), (4380, 6443), (4548, 6205), (4964, 5685)]