18686160

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1$

素因数の和:274

約数の個数: 160

約数和(自身を含む): 66245760

約数和(自身を除く): 47559600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 41, 45, 48, 54, 60, 72, 80, 82, 90, 108, 120, 123, 135, 144, 164, 180, 205, 211, 216, 240, 246, 270, 328, 360, 369, 410, 422, 432, 492, 540, 615, 633, 656, 720, 738, 820, 844, 984, 1055, 1080, 1107, 1230, 1266, 1476, 1640, 1688, 1845, 1899, 1968, 2110, 2160, 2214, 2460, 2532, 2952, 3165, 3280, 3376, 3690, 3798, 4220, 4428, 4920, 5064, 5535, 5697, 5904, 6330, 7380, 7596, 8440, 8651, 8856, 9495, 9840, 10128, 11070, 11394, 12660, 14760, 15192, 16880, 17302, 17712, 18990, 22140, 22788, 25320, 25953, 28485, 29520, 30384, 34604, 37980, 43255, 44280, 45576, 50640, 51906, 56970, 69208, 75960, 77859, 86510, 88560, 91152, 103812, 113940, 129765, 138416, 151920, 155718, 173020, 207624, 227880, 233577, 259530, 311436, 346040, 389295, 415248, 455760, 467154, 519060, 622872, 692080, 778590, 934308, 1038120, 1167885, 1245744, 1557180, 1868616, 2076240, 2335770, 3114360, 3737232, 4671540, 6228720, 9343080, 18686160]

約数ペア:

[(1, 18686160), (2, 9343080), (3, 6228720), (4, 4671540), (5, 3737232), (6, 3114360), (8, 2335770), (9, 2076240), (10, 1868616), (12, 1557180), (15, 1245744), (16, 1167885), (18, 1038120), (20, 934308), (24, 778590), (27, 692080), (30, 622872), (36, 519060), (40, 467154), (41, 455760), (45, 415248), (48, 389295), (54, 346040), (60, 311436), (72, 259530), (80, 233577), (82, 227880), (90, 207624), (108, 173020), (120, 155718), (123, 151920), (135, 138416), (144, 129765), (164, 113940), (180, 103812), (205, 91152), (211, 88560), (216, 86510), (240, 77859), (246, 75960), (270, 69208), (328, 56970), (360, 51906), (369, 50640), (410, 45576), (422, 44280), (432, 43255), (492, 37980), (540, 34604), (615, 30384), (633, 29520), (656, 28485), (720, 25953), (738, 25320), (820, 22788), (844, 22140), (984, 18990), (1055, 17712), (1080, 17302), (1107, 16880), (1230, 15192), (1266, 14760), (1476, 12660), (1640, 11394), (1688, 11070), (1845, 10128), (1899, 9840), (1968, 9495), (2110, 8856), (2160, 8651), (2214, 8440), (2460, 7596), (2532, 7380), (2952, 6330), (3165, 5904), (3280, 5697), (3376, 5535), (3690, 5064), (3798, 4920), (4220, 4428)]