549291480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{991}}^1$

素因数の和:1185

約数の個数: 128

約数和(自身を含む): 1714176000

約数和(自身を除く): 1164884520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 149, 155, 186, 248, 298, 310, 372, 447, 465, 596, 620, 744, 745, 894, 930, 991, 1192, 1240, 1490, 1788, 1860, 1982, 2235, 2973, 2980, 3576, 3720, 3964, 4470, 4619, 4955, 5946, 5960, 7928, 8940, 9238, 9910, 11892, 13857, 14865, 17880, 18476, 19820, 23095, 23784, 27714, 29730, 30721, 36952, 39640, 46190, 55428, 59460, 61442, 69285, 92163, 92380, 110856, 118920, 122884, 138570, 147659, 153605, 184326, 184760, 245768, 277140, 295318, 307210, 368652, 442977, 460815, 554280, 590636, 614420, 737304, 738295, 885954, 921630, 1181272, 1228840, 1476590, 1771908, 1843260, 2214885, 2953180, 3543816, 3686520, 4429770, 4577429, 5906360, 8859540, 9154858, 13732287, 17719080, 18309716, 22887145, 27464574, 36619432, 45774290, 54929148, 68661435, 91548580, 109858296, 137322870, 183097160, 274645740, 549291480]

約数ペア:

[(1, 549291480), (2, 274645740), (3, 183097160), (4, 137322870), (5, 109858296), (6, 91548580), (8, 68661435), (10, 54929148), (12, 45774290), (15, 36619432), (20, 27464574), (24, 22887145), (30, 18309716), (31, 17719080), (40, 13732287), (60, 9154858), (62, 8859540), (93, 5906360), (120, 4577429), (124, 4429770), (149, 3686520), (155, 3543816), (186, 2953180), (248, 2214885), (298, 1843260), (310, 1771908), (372, 1476590), (447, 1228840), (465, 1181272), (596, 921630), (620, 885954), (744, 738295), (745, 737304), (894, 614420), (930, 590636), (991, 554280), (1192, 460815), (1240, 442977), (1490, 368652), (1788, 307210), (1860, 295318), (1982, 277140), (2235, 245768), (2973, 184760), (2980, 184326), (3576, 153605), (3720, 147659), (3964, 138570), (4470, 122884), (4619, 118920), (4955, 110856), (5946, 92380), (5960, 92163), (7928, 69285), (8940, 61442), (9238, 59460), (9910, 55428), (11892, 46190), (13857, 39640), (14865, 36952), (17880, 30721), (18476, 29730), (19820, 27714), (23095, 23784)]