18588840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:327

約数の個数: 128

約数和(自身を含む): 60825600

約数和(自身を除く): 42236760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 31, 38, 40, 57, 60, 62, 76, 93, 95, 114, 120, 124, 152, 155, 186, 190, 228, 248, 263, 285, 310, 372, 380, 456, 465, 526, 570, 589, 620, 744, 760, 789, 930, 1052, 1140, 1178, 1240, 1315, 1578, 1767, 1860, 2104, 2280, 2356, 2630, 2945, 3156, 3534, 3720, 3945, 4712, 4997, 5260, 5890, 6312, 7068, 7890, 8153, 8835, 9994, 10520, 11780, 14136, 14991, 15780, 16306, 17670, 19988, 23560, 24459, 24985, 29982, 31560, 32612, 35340, 39976, 40765, 48918, 49970, 59964, 65224, 70680, 74955, 81530, 97836, 99940, 119928, 122295, 149910, 154907, 163060, 195672, 199880, 244590, 299820, 309814, 326120, 464721, 489180, 599640, 619628, 774535, 929442, 978360, 1239256, 1549070, 1858884, 2323605, 3098140, 3717768, 4647210, 6196280, 9294420, 18588840]

約数ペア:

[(1, 18588840), (2, 9294420), (3, 6196280), (4, 4647210), (5, 3717768), (6, 3098140), (8, 2323605), (10, 1858884), (12, 1549070), (15, 1239256), (19, 978360), (20, 929442), (24, 774535), (30, 619628), (31, 599640), (38, 489180), (40, 464721), (57, 326120), (60, 309814), (62, 299820), (76, 244590), (93, 199880), (95, 195672), (114, 163060), (120, 154907), (124, 149910), (152, 122295), (155, 119928), (186, 99940), (190, 97836), (228, 81530), (248, 74955), (263, 70680), (285, 65224), (310, 59964), (372, 49970), (380, 48918), (456, 40765), (465, 39976), (526, 35340), (570, 32612), (589, 31560), (620, 29982), (744, 24985), (760, 24459), (789, 23560), (930, 19988), (1052, 17670), (1140, 16306), (1178, 15780), (1240, 14991), (1315, 14136), (1578, 11780), (1767, 10520), (1860, 9994), (2104, 8835), (2280, 8153), (2356, 7890), (2630, 7068), (2945, 6312), (3156, 5890), (3534, 5260), (3720, 4997), (3945, 4712)]