199720320

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{104021}}^1$

素因数の和:104043

約数の個数: 64

約数和(自身を含む): 636614640

約数和(自身を除く): 436894320

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, 320, 384, 480, 640, 960, 1920, 104021, 208042, 312063, 416084, 520105, 624126, 832168, 1040210, 1248252, 1560315, 1664336, 2080420, 2496504, 3120630, 3328672, 4160840, 4993008, 6241260, 6657344, 8321680, 9986016, 12482520, 13314688, 16643360, 19972032, 24965040, 33286720, 39944064, 49930080, 66573440, 99860160, 199720320]

約数ペア:

[(1, 199720320), (2, 99860160), (3, 66573440), (4, 49930080), (5, 39944064), (6, 33286720), (8, 24965040), (10, 19972032), (12, 16643360), (15, 13314688), (16, 12482520), (20, 9986016), (24, 8321680), (30, 6657344), (32, 6241260), (40, 4993008), (48, 4160840), (60, 3328672), (64, 3120630), (80, 2496504), (96, 2080420), (120, 1664336), (128, 1560315), (160, 1248252), (192, 1040210), (240, 832168), (320, 624126), (384, 520105), (480, 416084), (640, 312063), (960, 208042), (1920, 104021)]