205760320

素因数分解:

$2^6\times 5^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1$

素因数の和:288

約数の個数: 112

約数和(自身を含む): 507967488

約数和(自身を除く): 302207168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 83, 122, 127, 160, 166, 244, 254, 305, 320, 332, 415, 488, 508, 610, 635, 664, 830, 976, 1016, 1220, 1270, 1328, 1660, 1952, 2032, 2440, 2540, 2656, 3320, 3904, 4064, 4880, 5063, 5080, 5312, 6640, 7747, 8128, 9760, 10126, 10160, 10541, 13280, 15494, 19520, 20252, 20320, 21082, 25315, 26560, 30988, 38735, 40504, 40640, 42164, 50630, 52705, 61976, 77470, 81008, 84328, 101260, 105410, 123952, 154940, 162016, 168656, 202520, 210820, 247904, 309880, 324032, 337312, 405040, 421640, 495808, 619760, 643001, 674624, 810080, 843280, 1239520, 1286002, 1620160, 1686560, 2479040, 2572004, 3215005, 3373120, 5144008, 6430010, 10288016, 12860020, 20576032, 25720040, 41152064, 51440080, 102880160, 205760320]

約数ペア:

[(1, 205760320), (2, 102880160), (4, 51440080), (5, 41152064), (8, 25720040), (10, 20576032), (16, 12860020), (20, 10288016), (32, 6430010), (40, 5144008), (61, 3373120), (64, 3215005), (80, 2572004), (83, 2479040), (122, 1686560), (127, 1620160), (160, 1286002), (166, 1239520), (244, 843280), (254, 810080), (305, 674624), (320, 643001), (332, 619760), (415, 495808), (488, 421640), (508, 405040), (610, 337312), (635, 324032), (664, 309880), (830, 247904), (976, 210820), (1016, 202520), (1220, 168656), (1270, 162016), (1328, 154940), (1660, 123952), (1952, 105410), (2032, 101260), (2440, 84328), (2540, 81008), (2656, 77470), (3320, 61976), (3904, 52705), (4064, 50630), (4880, 42164), (5063, 40640), (5080, 40504), (5312, 38735), (6640, 30988), (7747, 26560), (8128, 25315), (9760, 21082), (10126, 20320), (10160, 20252), (10541, 19520), (13280, 15494)]