11388780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:216

約数の個数: 144

約数和(自身を含む): 38648064

約数和(自身を除く): 27259284

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 31, 36, 39, 45, 52, 60, 62, 65, 78, 90, 93, 117, 124, 130, 155, 156, 157, 180, 186, 195, 234, 260, 279, 310, 314, 372, 390, 403, 465, 468, 471, 558, 585, 620, 628, 780, 785, 806, 930, 942, 1116, 1170, 1209, 1395, 1413, 1570, 1612, 1860, 1884, 2015, 2041, 2340, 2355, 2418, 2790, 2826, 3140, 3627, 4030, 4082, 4710, 4836, 4867, 5580, 5652, 6045, 6123, 7065, 7254, 8060, 8164, 9420, 9734, 10205, 12090, 12246, 14130, 14508, 14601, 18135, 18369, 19468, 20410, 24180, 24335, 24492, 28260, 29202, 30615, 36270, 36738, 40820, 43803, 48670, 58404, 61230, 63271, 72540, 73005, 73476, 87606, 91845, 97340, 122460, 126542, 146010, 175212, 183690, 189813, 219015, 253084, 292020, 316355, 367380, 379626, 438030, 569439, 632710, 759252, 876060, 949065, 1138878, 1265420, 1898130, 2277756, 2847195, 3796260, 5694390, 11388780]

約数ペア:

[(1, 11388780), (2, 5694390), (3, 3796260), (4, 2847195), (5, 2277756), (6, 1898130), (9, 1265420), (10, 1138878), (12, 949065), (13, 876060), (15, 759252), (18, 632710), (20, 569439), (26, 438030), (30, 379626), (31, 367380), (36, 316355), (39, 292020), (45, 253084), (52, 219015), (60, 189813), (62, 183690), (65, 175212), (78, 146010), (90, 126542), (93, 122460), (117, 97340), (124, 91845), (130, 87606), (155, 73476), (156, 73005), (157, 72540), (180, 63271), (186, 61230), (195, 58404), (234, 48670), (260, 43803), (279, 40820), (310, 36738), (314, 36270), (372, 30615), (390, 29202), (403, 28260), (465, 24492), (468, 24335), (471, 24180), (558, 20410), (585, 19468), (620, 18369), (628, 18135), (780, 14601), (785, 14508), (806, 14130), (930, 12246), (942, 12090), (1116, 10205), (1170, 9734), (1209, 9420), (1395, 8164), (1413, 8060), (1570, 7254), (1612, 7065), (1860, 6123), (1884, 6045), (2015, 5652), (2041, 5580), (2340, 4867), (2355, 4836), (2418, 4710), (2790, 4082), (2826, 4030), (3140, 3627)]