18402840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:162

約数の個数: 192

約数和(自身を含む): 66044160

約数和(自身を除く): 47641320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 31, 34, 36, 40, 45, 51, 60, 62, 68, 72, 85, 90, 93, 97, 102, 120, 124, 136, 153, 155, 170, 180, 186, 194, 204, 248, 255, 279, 291, 306, 310, 340, 360, 372, 388, 408, 465, 485, 510, 527, 558, 582, 612, 620, 680, 744, 765, 776, 873, 930, 970, 1020, 1054, 1116, 1164, 1224, 1240, 1395, 1455, 1530, 1581, 1649, 1746, 1860, 1940, 2040, 2108, 2232, 2328, 2635, 2790, 2910, 3007, 3060, 3162, 3298, 3492, 3720, 3880, 4216, 4365, 4743, 4947, 5270, 5580, 5820, 6014, 6120, 6324, 6596, 6984, 7905, 8245, 8730, 9021, 9486, 9894, 10540, 11160, 11640, 12028, 12648, 13192, 14841, 15035, 15810, 16490, 17460, 18042, 18972, 19788, 21080, 23715, 24056, 24735, 27063, 29682, 30070, 31620, 32980, 34920, 36084, 37944, 39576, 45105, 47430, 49470, 51119, 54126, 59364, 60140, 63240, 65960, 72168, 74205, 90210, 94860, 98940, 102238, 108252, 118728, 120280, 135315, 148410, 153357, 180420, 189720, 197880, 204476, 216504, 255595, 270630, 296820, 306714, 360840, 408952, 460071, 511190, 541260, 593640, 613428, 766785, 920142, 1022380, 1082520, 1226856, 1533570, 1840284, 2044760, 2300355, 3067140, 3680568, 4600710, 6134280, 9201420, 18402840]

約数ペア:

[(1, 18402840), (2, 9201420), (3, 6134280), (4, 4600710), (5, 3680568), (6, 3067140), (8, 2300355), (9, 2044760), (10, 1840284), (12, 1533570), (15, 1226856), (17, 1082520), (18, 1022380), (20, 920142), (24, 766785), (30, 613428), (31, 593640), (34, 541260), (36, 511190), (40, 460071), (45, 408952), (51, 360840), (60, 306714), (62, 296820), (68, 270630), (72, 255595), (85, 216504), (90, 204476), (93, 197880), (97, 189720), (102, 180420), (120, 153357), (124, 148410), (136, 135315), (153, 120280), (155, 118728), (170, 108252), (180, 102238), (186, 98940), (194, 94860), (204, 90210), (248, 74205), (255, 72168), (279, 65960), (291, 63240), (306, 60140), (310, 59364), (340, 54126), (360, 51119), (372, 49470), (388, 47430), (408, 45105), (465, 39576), (485, 37944), (510, 36084), (527, 34920), (558, 32980), (582, 31620), (612, 30070), (620, 29682), (680, 27063), (744, 24735), (765, 24056), (776, 23715), (873, 21080), (930, 19788), (970, 18972), (1020, 18042), (1054, 17460), (1116, 16490), (1164, 15810), (1224, 15035), (1240, 14841), (1395, 13192), (1455, 12648), (1530, 12028), (1581, 11640), (1649, 11160), (1746, 10540), (1860, 9894), (1940, 9486), (2040, 9021), (2108, 8730), (2232, 8245), (2328, 7905), (2635, 6984), (2790, 6596), (2910, 6324), (3007, 6120), (3060, 6014), (3162, 5820), (3298, 5580), (3492, 5270), (3720, 4947), (3880, 4743), (4216, 4365)]