72814720

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{10343}}^1$

素因数の和:10373

約数の個数: 64

約数和(自身を含む): 189915840

約数和(自身を除く): 117101120

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 440, 640, 704, 880, 1408, 1760, 3520, 7040, 10343, 20686, 41372, 51715, 82744, 103430, 113773, 165488, 206860, 227546, 330976, 413720, 455092, 568865, 661952, 827440, 910184, 1137730, 1323904, 1654880, 1820368, 2275460, 3309760, 3640736, 4550920, 6619520, 7281472, 9101840, 14562944, 18203680, 36407360, 72814720]

約数ペア:

[(1, 72814720), (2, 36407360), (4, 18203680), (5, 14562944), (8, 9101840), (10, 7281472), (11, 6619520), (16, 4550920), (20, 3640736), (22, 3309760), (32, 2275460), (40, 1820368), (44, 1654880), (55, 1323904), (64, 1137730), (80, 910184), (88, 827440), (110, 661952), (128, 568865), (160, 455092), (176, 413720), (220, 330976), (320, 227546), (352, 206860), (440, 165488), (640, 113773), (704, 103430), (880, 82744), (1408, 51715), (1760, 41372), (3520, 20686), (7040, 10343)]