320385960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{359}}^1$

素因数の和:480

約数の個数: 192

約数和(自身を含む): 1088380800

約数和(自身を除く): 767994840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 37, 40, 45, 60, 67, 72, 74, 90, 111, 120, 134, 148, 180, 185, 201, 222, 268, 296, 333, 335, 359, 360, 370, 402, 444, 536, 555, 603, 666, 670, 718, 740, 804, 888, 1005, 1077, 1110, 1206, 1332, 1340, 1436, 1480, 1608, 1665, 1795, 2010, 2154, 2220, 2412, 2479, 2664, 2680, 2872, 3015, 3231, 3330, 3590, 4020, 4308, 4440, 4824, 4958, 5385, 6030, 6462, 6660, 7180, 7437, 8040, 8616, 9916, 10770, 12060, 12395, 12924, 13283, 13320, 14360, 14874, 16155, 19832, 21540, 22311, 24053, 24120, 24790, 25848, 26566, 29748, 32310, 37185, 39849, 43080, 44622, 48106, 49580, 53132, 59496, 64620, 66415, 72159, 74370, 79698, 89244, 96212, 99160, 106264, 111555, 119547, 120265, 129240, 132830, 144318, 148740, 159396, 178488, 192424, 199245, 216477, 223110, 239094, 240530, 265660, 288636, 297480, 318792, 360795, 398490, 432954, 446220, 478188, 481060, 531320, 577272, 597735, 721590, 796980, 865908, 889961, 892440, 956376, 962120, 1082385, 1195470, 1443180, 1593960, 1731816, 1779922, 2164770, 2390940, 2669883, 2886360, 3559844, 4329540, 4449805, 4781880, 5339766, 7119688, 8009649, 8659080, 8899610, 10679532, 13349415, 16019298, 17799220, 21359064, 26698830, 32038596, 35598440, 40048245, 53397660, 64077192, 80096490, 106795320, 160192980, 320385960]

約数ペア:

[(1, 320385960), (2, 160192980), (3, 106795320), (4, 80096490), (5, 64077192), (6, 53397660), (8, 40048245), (9, 35598440), (10, 32038596), (12, 26698830), (15, 21359064), (18, 17799220), (20, 16019298), (24, 13349415), (30, 10679532), (36, 8899610), (37, 8659080), (40, 8009649), (45, 7119688), (60, 5339766), (67, 4781880), (72, 4449805), (74, 4329540), (90, 3559844), (111, 2886360), (120, 2669883), (134, 2390940), (148, 2164770), (180, 1779922), (185, 1731816), (201, 1593960), (222, 1443180), (268, 1195470), (296, 1082385), (333, 962120), (335, 956376), (359, 892440), (360, 889961), (370, 865908), (402, 796980), (444, 721590), (536, 597735), (555, 577272), (603, 531320), (666, 481060), (670, 478188), (718, 446220), (740, 432954), (804, 398490), (888, 360795), (1005, 318792), (1077, 297480), (1110, 288636), (1206, 265660), (1332, 240530), (1340, 239094), (1436, 223110), (1480, 216477), (1608, 199245), (1665, 192424), (1795, 178488), (2010, 159396), (2154, 148740), (2220, 144318), (2412, 132830), (2479, 129240), (2664, 120265), (2680, 119547), (2872, 111555), (3015, 106264), (3231, 99160), (3330, 96212), (3590, 89244), (4020, 79698), (4308, 74370), (4440, 72159), (4824, 66415), (4958, 64620), (5385, 59496), (6030, 53132), (6462, 49580), (6660, 48106), (7180, 44622), (7437, 43080), (8040, 39849), (8616, 37185), (9916, 32310), (10770, 29748), (12060, 26566), (12395, 25848), (12924, 24790), (13283, 24120), (13320, 24053), (14360, 22311), (14874, 21540), (16155, 19832)]