1815541920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{509}}^1\times {\mathrm{2477}}^1$

素因数の和:3007

約数の個数: 144

約数和(自身を含む): 6210214920

約数和(自身を除く): 4394673000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 509, 720, 1018, 1440, 1527, 2036, 2477, 2545, 3054, 4072, 4581, 4954, 5090, 6108, 7431, 7635, 8144, 9162, 9908, 10180, 12216, 12385, 14862, 15270, 16288, 18324, 19816, 20360, 22293, 22905, 24432, 24770, 29724, 30540, 36648, 37155, 39632, 40720, 44586, 45810, 48864, 49540, 59448, 61080, 73296, 74310, 79264, 81440, 89172, 91620, 99080, 111465, 118896, 122160, 146592, 148620, 178344, 183240, 198160, 222930, 237792, 244320, 297240, 356688, 366480, 396320, 445860, 594480, 713376, 732960, 891720, 1188960, 1260793, 1783440, 2521586, 3566880, 3782379, 5043172, 6303965, 7564758, 10086344, 11347137, 12607930, 15129516, 18911895, 20172688, 22694274, 25215860, 30259032, 37823790, 40345376, 45388548, 50431720, 56735685, 60518064, 75647580, 90777096, 100863440, 113471370, 121036128, 151295160, 181554192, 201726880, 226942740, 302590320, 363108384, 453885480, 605180640, 907770960, 1815541920]

約数ペア:

[(1, 1815541920), (2, 907770960), (3, 605180640), (4, 453885480), (5, 363108384), (6, 302590320), (8, 226942740), (9, 201726880), (10, 181554192), (12, 151295160), (15, 121036128), (16, 113471370), (18, 100863440), (20, 90777096), (24, 75647580), (30, 60518064), (32, 56735685), (36, 50431720), (40, 45388548), (45, 40345376), (48, 37823790), (60, 30259032), (72, 25215860), (80, 22694274), (90, 20172688), (96, 18911895), (120, 15129516), (144, 12607930), (160, 11347137), (180, 10086344), (240, 7564758), (288, 6303965), (360, 5043172), (480, 3782379), (509, 3566880), (720, 2521586), (1018, 1783440), (1440, 1260793), (1527, 1188960), (2036, 891720), (2477, 732960), (2545, 713376), (3054, 594480), (4072, 445860), (4581, 396320), (4954, 366480), (5090, 356688), (6108, 297240), (7431, 244320), (7635, 237792), (8144, 222930), (9162, 198160), (9908, 183240), (10180, 178344), (12216, 148620), (12385, 146592), (14862, 122160), (15270, 118896), (16288, 111465), (18324, 99080), (19816, 91620), (20360, 89172), (22293, 81440), (22905, 79264), (24432, 74310), (24770, 73296), (29724, 61080), (30540, 59448), (36648, 49540), (37155, 48864), (39632, 45810), (40720, 44586)]