28932540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{757}}^1$

素因数の和:796

約数の個数: 144

約数和(自身を含む): 101620512

約数和(自身を除く): 72687972

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 60, 65, 70, 78, 84, 91, 98, 105, 130, 140, 147, 156, 182, 195, 196, 210, 245, 260, 273, 294, 364, 390, 420, 455, 490, 546, 588, 637, 735, 757, 780, 910, 980, 1092, 1274, 1365, 1470, 1514, 1820, 1911, 2271, 2548, 2730, 2940, 3028, 3185, 3785, 3822, 4542, 5299, 5460, 6370, 7570, 7644, 9084, 9555, 9841, 10598, 11355, 12740, 15140, 15897, 19110, 19682, 21196, 22710, 26495, 29523, 31794, 37093, 38220, 39364, 45420, 49205, 52990, 59046, 63588, 68887, 74186, 79485, 98410, 105980, 111279, 118092, 137774, 147615, 148372, 158970, 185465, 196820, 206661, 222558, 275548, 295230, 317940, 344435, 370930, 413322, 445116, 482209, 556395, 590460, 688870, 741860, 826644, 964418, 1033305, 1112790, 1377740, 1446627, 1928836, 2066610, 2225580, 2411045, 2893254, 4133220, 4822090, 5786508, 7233135, 9644180, 14466270, 28932540]

約数ペア:

[(1, 28932540), (2, 14466270), (3, 9644180), (4, 7233135), (5, 5786508), (6, 4822090), (7, 4133220), (10, 2893254), (12, 2411045), (13, 2225580), (14, 2066610), (15, 1928836), (20, 1446627), (21, 1377740), (26, 1112790), (28, 1033305), (30, 964418), (35, 826644), (39, 741860), (42, 688870), (49, 590460), (52, 556395), (60, 482209), (65, 445116), (70, 413322), (78, 370930), (84, 344435), (91, 317940), (98, 295230), (105, 275548), (130, 222558), (140, 206661), (147, 196820), (156, 185465), (182, 158970), (195, 148372), (196, 147615), (210, 137774), (245, 118092), (260, 111279), (273, 105980), (294, 98410), (364, 79485), (390, 74186), (420, 68887), (455, 63588), (490, 59046), (546, 52990), (588, 49205), (637, 45420), (735, 39364), (757, 38220), (780, 37093), (910, 31794), (980, 29523), (1092, 26495), (1274, 22710), (1365, 21196), (1470, 19682), (1514, 19110), (1820, 15897), (1911, 15140), (2271, 12740), (2548, 11355), (2730, 10598), (2940, 9841), (3028, 9555), (3185, 9084), (3785, 7644), (3822, 7570), (4542, 6370), (5299, 5460)]