398996910

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{859}}^1$

素因数の和:1282

約数の個数: 96

約数和(自身を含む): 1121309280

約数和(自身を除く): 722312370

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 397, 585, 794, 859, 1170, 1191, 1718, 1985, 2382, 2577, 3573, 3970, 4295, 5154, 5161, 5955, 7146, 7731, 8590, 10322, 11167, 11910, 12885, 15462, 15483, 17865, 22334, 25770, 25805, 30966, 33501, 35730, 38655, 46449, 51610, 55835, 67002, 77310, 77415, 92898, 100503, 111670, 154830, 167505, 201006, 232245, 335010, 341023, 464490, 502515, 682046, 1005030, 1023069, 1705115, 2046138, 3069207, 3410230, 4433299, 5115345, 6138414, 8866598, 10230690, 13299897, 15346035, 22166495, 26599794, 30692070, 39899691, 44332990, 66499485, 79799382, 132998970, 199498455, 398996910]

約数ペア:

[(1, 398996910), (2, 199498455), (3, 132998970), (5, 79799382), (6, 66499485), (9, 44332990), (10, 39899691), (13, 30692070), (15, 26599794), (18, 22166495), (26, 15346035), (30, 13299897), (39, 10230690), (45, 8866598), (65, 6138414), (78, 5115345), (90, 4433299), (117, 3410230), (130, 3069207), (195, 2046138), (234, 1705115), (390, 1023069), (397, 1005030), (585, 682046), (794, 502515), (859, 464490), (1170, 341023), (1191, 335010), (1718, 232245), (1985, 201006), (2382, 167505), (2577, 154830), (3573, 111670), (3970, 100503), (4295, 92898), (5154, 77415), (5161, 77310), (5955, 67002), (7146, 55835), (7731, 51610), (8590, 46449), (10322, 38655), (11167, 35730), (11910, 33501), (12885, 30966), (15462, 25805), (15483, 25770), (17865, 22334)]