51861720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1$

素因数の和:265

約数の個数: 128

約数和(自身を含む): 162570240

約数和(自身を除く): 110708520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 83, 120, 123, 127, 164, 166, 205, 246, 249, 254, 328, 332, 381, 410, 415, 492, 498, 508, 615, 635, 664, 762, 820, 830, 984, 996, 1016, 1230, 1245, 1270, 1524, 1640, 1660, 1905, 1992, 2460, 2490, 2540, 3048, 3320, 3403, 3810, 4920, 4980, 5080, 5207, 6806, 7620, 9960, 10209, 10414, 10541, 13612, 15240, 15621, 17015, 20418, 20828, 21082, 26035, 27224, 31242, 31623, 34030, 40836, 41656, 42164, 51045, 52070, 52705, 62484, 63246, 68060, 78105, 81672, 84328, 102090, 104140, 105410, 124968, 126492, 136120, 156210, 158115, 204180, 208280, 210820, 252984, 312420, 316230, 408360, 421640, 432181, 624840, 632460, 864362, 1264920, 1296543, 1728724, 2160905, 2593086, 3457448, 4321810, 5186172, 6482715, 8643620, 10372344, 12965430, 17287240, 25930860, 51861720]

約数ペア:

[(1, 51861720), (2, 25930860), (3, 17287240), (4, 12965430), (5, 10372344), (6, 8643620), (8, 6482715), (10, 5186172), (12, 4321810), (15, 3457448), (20, 2593086), (24, 2160905), (30, 1728724), (40, 1296543), (41, 1264920), (60, 864362), (82, 632460), (83, 624840), (120, 432181), (123, 421640), (127, 408360), (164, 316230), (166, 312420), (205, 252984), (246, 210820), (249, 208280), (254, 204180), (328, 158115), (332, 156210), (381, 136120), (410, 126492), (415, 124968), (492, 105410), (498, 104140), (508, 102090), (615, 84328), (635, 81672), (664, 78105), (762, 68060), (820, 63246), (830, 62484), (984, 52705), (996, 52070), (1016, 51045), (1230, 42164), (1245, 41656), (1270, 40836), (1524, 34030), (1640, 31623), (1660, 31242), (1905, 27224), (1992, 26035), (2460, 21082), (2490, 20828), (2540, 20418), (3048, 17015), (3320, 15621), (3403, 15240), (3810, 13612), (4920, 10541), (4980, 10414), (5080, 10209), (5207, 9960), (6806, 7620)]