72231720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{54721}}^1$

素因数の和:54746

約数の個数: 64

約数和(自身を含む): 236399040

約数和(自身を除く): 164167320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 54721, 109442, 164163, 218884, 273605, 328326, 437768, 547210, 601931, 656652, 820815, 1094420, 1203862, 1313304, 1641630, 1805793, 2188840, 2407724, 3009655, 3283260, 3611586, 4815448, 6019310, 6566520, 7223172, 9028965, 12038620, 14446344, 18057930, 24077240, 36115860, 72231720]

約数ペア:

[(1, 72231720), (2, 36115860), (3, 24077240), (4, 18057930), (5, 14446344), (6, 12038620), (8, 9028965), (10, 7223172), (11, 6566520), (12, 6019310), (15, 4815448), (20, 3611586), (22, 3283260), (24, 3009655), (30, 2407724), (33, 2188840), (40, 1805793), (44, 1641630), (55, 1313304), (60, 1203862), (66, 1094420), (88, 820815), (110, 656652), (120, 601931), (132, 547210), (165, 437768), (220, 328326), (264, 273605), (330, 218884), (440, 164163), (660, 109442), (1320, 54721)]