30439440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{631}}^1$

素因数の和:717

約数の個数: 120

約数和(自身を含む): 103915968

約数和(自身を除く): 73476528

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 67, 72, 80, 90, 120, 134, 144, 180, 201, 240, 268, 335, 360, 402, 536, 603, 631, 670, 720, 804, 1005, 1072, 1206, 1262, 1340, 1608, 1893, 2010, 2412, 2524, 2680, 3015, 3155, 3216, 3786, 4020, 4824, 5048, 5360, 5679, 6030, 6310, 7572, 8040, 9465, 9648, 10096, 11358, 12060, 12620, 15144, 16080, 18930, 22716, 24120, 25240, 28395, 30288, 37860, 42277, 45432, 48240, 50480, 56790, 75720, 84554, 90864, 113580, 126831, 151440, 169108, 211385, 227160, 253662, 338216, 380493, 422770, 454320, 507324, 634155, 676432, 760986, 845540, 1014648, 1268310, 1521972, 1691080, 1902465, 2029296, 2536620, 3043944, 3382160, 3804930, 5073240, 6087888, 7609860, 10146480, 15219720, 30439440]

約数ペア:

[(1, 30439440), (2, 15219720), (3, 10146480), (4, 7609860), (5, 6087888), (6, 5073240), (8, 3804930), (9, 3382160), (10, 3043944), (12, 2536620), (15, 2029296), (16, 1902465), (18, 1691080), (20, 1521972), (24, 1268310), (30, 1014648), (36, 845540), (40, 760986), (45, 676432), (48, 634155), (60, 507324), (67, 454320), (72, 422770), (80, 380493), (90, 338216), (120, 253662), (134, 227160), (144, 211385), (180, 169108), (201, 151440), (240, 126831), (268, 113580), (335, 90864), (360, 84554), (402, 75720), (536, 56790), (603, 50480), (631, 48240), (670, 45432), (720, 42277), (804, 37860), (1005, 30288), (1072, 28395), (1206, 25240), (1262, 24120), (1340, 22716), (1608, 18930), (1893, 16080), (2010, 15144), (2412, 12620), (2524, 12060), (2680, 11358), (3015, 10096), (3155, 9648), (3216, 9465), (3786, 8040), (4020, 7572), (4824, 6310), (5048, 6030), (5360, 5679)]