215405280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{7873}}^1$

素因数の和:7913

約数の個数: 144

約数和(自身を含む): 773856720

約数和(自身を除く): 558451440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 96, 114, 120, 144, 152, 160, 171, 180, 190, 228, 240, 285, 288, 304, 342, 360, 380, 456, 480, 570, 608, 684, 720, 760, 855, 912, 1140, 1368, 1440, 1520, 1710, 1824, 2280, 2736, 3040, 3420, 4560, 5472, 6840, 7873, 9120, 13680, 15746, 23619, 27360, 31492, 39365, 47238, 62984, 70857, 78730, 94476, 118095, 125968, 141714, 149587, 157460, 188952, 236190, 251936, 283428, 299174, 314920, 354285, 377904, 448761, 472380, 566856, 598348, 629840, 708570, 747935, 755808, 897522, 944760, 1133712, 1196696, 1259680, 1346283, 1417140, 1495870, 1795044, 1889520, 2243805, 2267424, 2393392, 2692566, 2834280, 2991740, 3590088, 3779040, 4487610, 4786784, 5385132, 5668560, 5983480, 6731415, 7180176, 8975220, 10770264, 11337120, 11966960, 13462830, 14360352, 17950440, 21540528, 23933920, 26925660, 35900880, 43081056, 53851320, 71801760, 107702640, 215405280]

約数ペア:

[(1, 215405280), (2, 107702640), (3, 71801760), (4, 53851320), (5, 43081056), (6, 35900880), (8, 26925660), (9, 23933920), (10, 21540528), (12, 17950440), (15, 14360352), (16, 13462830), (18, 11966960), (19, 11337120), (20, 10770264), (24, 8975220), (30, 7180176), (32, 6731415), (36, 5983480), (38, 5668560), (40, 5385132), (45, 4786784), (48, 4487610), (57, 3779040), (60, 3590088), (72, 2991740), (76, 2834280), (80, 2692566), (90, 2393392), (95, 2267424), (96, 2243805), (114, 1889520), (120, 1795044), (144, 1495870), (152, 1417140), (160, 1346283), (171, 1259680), (180, 1196696), (190, 1133712), (228, 944760), (240, 897522), (285, 755808), (288, 747935), (304, 708570), (342, 629840), (360, 598348), (380, 566856), (456, 472380), (480, 448761), (570, 377904), (608, 354285), (684, 314920), (720, 299174), (760, 283428), (855, 251936), (912, 236190), (1140, 188952), (1368, 157460), (1440, 149587), (1520, 141714), (1710, 125968), (1824, 118095), (2280, 94476), (2736, 78730), (3040, 70857), (3420, 62984), (4560, 47238), (5472, 39365), (6840, 31492), (7873, 27360), (9120, 23619), (13680, 15746)]