40847940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1907}}^1$

素因数の和:1946

約数の個数: 144

約数和(自身を含む): 150014592

約数和(自身を除く): 109166652

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 63, 68, 70, 84, 85, 90, 102, 105, 119, 126, 140, 153, 170, 180, 204, 210, 238, 252, 255, 306, 315, 340, 357, 420, 476, 510, 595, 612, 630, 714, 765, 1020, 1071, 1190, 1260, 1428, 1530, 1785, 1907, 2142, 2380, 3060, 3570, 3814, 4284, 5355, 5721, 7140, 7628, 9535, 10710, 11442, 13349, 17163, 19070, 21420, 22884, 26698, 28605, 32419, 34326, 38140, 40047, 53396, 57210, 64838, 66745, 68652, 80094, 85815, 97257, 114420, 120141, 129676, 133490, 160188, 162095, 171630, 194514, 200235, 226933, 240282, 266980, 291771, 324190, 343260, 389028, 400470, 453866, 480564, 486285, 583542, 600705, 648380, 680799, 800940, 907732, 972570, 1134665, 1167084, 1201410, 1361598, 1458855, 1945140, 2042397, 2269330, 2402820, 2723196, 2917710, 3403995, 4084794, 4538660, 5835420, 6807990, 8169588, 10211985, 13615980, 20423970, 40847940]

約数ペア:

[(1, 40847940), (2, 20423970), (3, 13615980), (4, 10211985), (5, 8169588), (6, 6807990), (7, 5835420), (9, 4538660), (10, 4084794), (12, 3403995), (14, 2917710), (15, 2723196), (17, 2402820), (18, 2269330), (20, 2042397), (21, 1945140), (28, 1458855), (30, 1361598), (34, 1201410), (35, 1167084), (36, 1134665), (42, 972570), (45, 907732), (51, 800940), (60, 680799), (63, 648380), (68, 600705), (70, 583542), (84, 486285), (85, 480564), (90, 453866), (102, 400470), (105, 389028), (119, 343260), (126, 324190), (140, 291771), (153, 266980), (170, 240282), (180, 226933), (204, 200235), (210, 194514), (238, 171630), (252, 162095), (255, 160188), (306, 133490), (315, 129676), (340, 120141), (357, 114420), (420, 97257), (476, 85815), (510, 80094), (595, 68652), (612, 66745), (630, 64838), (714, 57210), (765, 53396), (1020, 40047), (1071, 38140), (1190, 34326), (1260, 32419), (1428, 28605), (1530, 26698), (1785, 22884), (1907, 21420), (2142, 19070), (2380, 17163), (3060, 13349), (3570, 11442), (3814, 10710), (4284, 9535), (5355, 7628), (5721, 7140)]