30331440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{409}}^1$

素因数の和:531

約数の個数: 120

約数和(自身を含む): 103103520

約数和(自身を除く): 72772080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 103, 120, 144, 180, 206, 240, 309, 360, 409, 412, 515, 618, 720, 818, 824, 927, 1030, 1227, 1236, 1545, 1636, 1648, 1854, 2045, 2060, 2454, 2472, 3090, 3272, 3681, 3708, 4090, 4120, 4635, 4908, 4944, 6135, 6180, 6544, 7362, 7416, 8180, 8240, 9270, 9816, 12270, 12360, 14724, 14832, 16360, 18405, 18540, 19632, 24540, 24720, 29448, 32720, 36810, 37080, 42127, 49080, 58896, 73620, 74160, 84254, 98160, 126381, 147240, 168508, 210635, 252762, 294480, 337016, 379143, 421270, 505524, 631905, 674032, 758286, 842540, 1011048, 1263810, 1516572, 1685080, 1895715, 2022096, 2527620, 3033144, 3370160, 3791430, 5055240, 6066288, 7582860, 10110480, 15165720, 30331440]

約数ペア:

[(1, 30331440), (2, 15165720), (3, 10110480), (4, 7582860), (5, 6066288), (6, 5055240), (8, 3791430), (9, 3370160), (10, 3033144), (12, 2527620), (15, 2022096), (16, 1895715), (18, 1685080), (20, 1516572), (24, 1263810), (30, 1011048), (36, 842540), (40, 758286), (45, 674032), (48, 631905), (60, 505524), (72, 421270), (80, 379143), (90, 337016), (103, 294480), (120, 252762), (144, 210635), (180, 168508), (206, 147240), (240, 126381), (309, 98160), (360, 84254), (409, 74160), (412, 73620), (515, 58896), (618, 49080), (720, 42127), (818, 37080), (824, 36810), (927, 32720), (1030, 29448), (1227, 24720), (1236, 24540), (1545, 19632), (1636, 18540), (1648, 18405), (1854, 16360), (2045, 14832), (2060, 14724), (2454, 12360), (2472, 12270), (3090, 9816), (3272, 9270), (3681, 8240), (3708, 8180), (4090, 7416), (4120, 7362), (4635, 6544), (4908, 6180), (4944, 6135)]