18751590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:115

約数の個数: 192

約数和(自身を含む): 60383232

約数和(自身を除く): 41631642

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 13, 15, 18, 22, 26, 30, 31, 33, 39, 45, 47, 55, 62, 65, 66, 78, 90, 93, 94, 99, 110, 117, 130, 141, 143, 155, 165, 186, 195, 198, 234, 235, 279, 282, 286, 310, 330, 341, 390, 403, 423, 429, 465, 470, 495, 517, 558, 585, 611, 682, 705, 715, 806, 846, 858, 930, 990, 1023, 1034, 1170, 1209, 1222, 1287, 1395, 1410, 1430, 1457, 1551, 1705, 1833, 2015, 2046, 2115, 2145, 2418, 2574, 2585, 2790, 2914, 3055, 3069, 3102, 3410, 3627, 3666, 4030, 4230, 4290, 4371, 4433, 4653, 5115, 5170, 5499, 6045, 6110, 6138, 6435, 6721, 7254, 7285, 7755, 8742, 8866, 9165, 9306, 10230, 10998, 12090, 12870, 13113, 13299, 13442, 14570, 15345, 15510, 16027, 18135, 18330, 18941, 20163, 21855, 22165, 23265, 26226, 26598, 27495, 30690, 32054, 33605, 36270, 37882, 39897, 40326, 43710, 44330, 46530, 48081, 54990, 56823, 60489, 65565, 66495, 67210, 79794, 80135, 94705, 96162, 100815, 113646, 120978, 131130, 132990, 144243, 160270, 170469, 189410, 199485, 201630, 208351, 240405, 284115, 288486, 302445, 340938, 398970, 416702, 480810, 568230, 604890, 625053, 721215, 852345, 1041755, 1250106, 1442430, 1704690, 1875159, 2083510, 3125265, 3750318, 6250530, 9375795, 18751590]

約数ペア:

[(1, 18751590), (2, 9375795), (3, 6250530), (5, 3750318), (6, 3125265), (9, 2083510), (10, 1875159), (11, 1704690), (13, 1442430), (15, 1250106), (18, 1041755), (22, 852345), (26, 721215), (30, 625053), (31, 604890), (33, 568230), (39, 480810), (45, 416702), (47, 398970), (55, 340938), (62, 302445), (65, 288486), (66, 284115), (78, 240405), (90, 208351), (93, 201630), (94, 199485), (99, 189410), (110, 170469), (117, 160270), (130, 144243), (141, 132990), (143, 131130), (155, 120978), (165, 113646), (186, 100815), (195, 96162), (198, 94705), (234, 80135), (235, 79794), (279, 67210), (282, 66495), (286, 65565), (310, 60489), (330, 56823), (341, 54990), (390, 48081), (403, 46530), (423, 44330), (429, 43710), (465, 40326), (470, 39897), (495, 37882), (517, 36270), (558, 33605), (585, 32054), (611, 30690), (682, 27495), (705, 26598), (715, 26226), (806, 23265), (846, 22165), (858, 21855), (930, 20163), (990, 18941), (1023, 18330), (1034, 18135), (1170, 16027), (1209, 15510), (1222, 15345), (1287, 14570), (1395, 13442), (1410, 13299), (1430, 13113), (1457, 12870), (1551, 12090), (1705, 10998), (1833, 10230), (2015, 9306), (2046, 9165), (2115, 8866), (2145, 8742), (2418, 7755), (2574, 7285), (2585, 7254), (2790, 6721), (2914, 6435), (3055, 6138), (3069, 6110), (3102, 6045), (3410, 5499), (3627, 5170), (3666, 5115), (4030, 4653), (4230, 4433), (4290, 4371)]