1945505280

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{253321}}^1$

素因数の和:253347

約数の個数: 80

約数和(自身を含む): 6219561744

約数和(自身を除く): 4274056464

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1280, 1536, 1920, 2560, 3840, 7680, 253321, 506642, 759963, 1013284, 1266605, 1519926, 2026568, 2533210, 3039852, 3799815, 4053136, 5066420, 6079704, 7599630, 8106272, 10132840, 12159408, 15199260, 16212544, 20265680, 24318816, 30398520, 32425088, 40531360, 48637632, 60797040, 64850176, 81062720, 97275264, 121594080, 129700352, 162125440, 194550528, 243188160, 324250880, 389101056, 486376320, 648501760, 972752640, 1945505280]

約数ペア:

[(1, 1945505280), (2, 972752640), (3, 648501760), (4, 486376320), (5, 389101056), (6, 324250880), (8, 243188160), (10, 194550528), (12, 162125440), (15, 129700352), (16, 121594080), (20, 97275264), (24, 81062720), (30, 64850176), (32, 60797040), (40, 48637632), (48, 40531360), (60, 32425088), (64, 30398520), (80, 24318816), (96, 20265680), (120, 16212544), (128, 15199260), (160, 12159408), (192, 10132840), (240, 8106272), (256, 7599630), (320, 6079704), (384, 5066420), (480, 4053136), (512, 3799815), (640, 3039852), (768, 2533210), (960, 2026568), (1280, 1519926), (1536, 1266605), (1920, 1013284), (2560, 759963), (3840, 506642), (7680, 253321)]