67980840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1$

素因数の和:363

約数の個数: 128

約数和(自身を含む): 213736320

約数和(自身を除く): 145755480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 61, 74, 111, 120, 122, 148, 183, 185, 222, 244, 251, 296, 305, 366, 370, 444, 488, 502, 555, 610, 732, 740, 753, 888, 915, 1004, 1110, 1220, 1255, 1464, 1480, 1506, 1830, 2008, 2220, 2257, 2440, 2510, 3012, 3660, 3765, 4440, 4514, 5020, 6024, 6771, 7320, 7530, 9028, 9287, 10040, 11285, 13542, 15060, 15311, 18056, 18574, 22570, 27084, 27861, 30120, 30622, 33855, 37148, 45140, 45933, 46435, 54168, 55722, 61244, 67710, 74296, 76555, 90280, 91866, 92870, 111444, 122488, 135420, 139305, 153110, 183732, 185740, 222888, 229665, 270840, 278610, 306220, 367464, 371480, 459330, 557220, 566507, 612440, 918660, 1114440, 1133014, 1699521, 1837320, 2266028, 2832535, 3399042, 4532056, 5665070, 6798084, 8497605, 11330140, 13596168, 16995210, 22660280, 33990420, 67980840]

約数ペア:

[(1, 67980840), (2, 33990420), (3, 22660280), (4, 16995210), (5, 13596168), (6, 11330140), (8, 8497605), (10, 6798084), (12, 5665070), (15, 4532056), (20, 3399042), (24, 2832535), (30, 2266028), (37, 1837320), (40, 1699521), (60, 1133014), (61, 1114440), (74, 918660), (111, 612440), (120, 566507), (122, 557220), (148, 459330), (183, 371480), (185, 367464), (222, 306220), (244, 278610), (251, 270840), (296, 229665), (305, 222888), (366, 185740), (370, 183732), (444, 153110), (488, 139305), (502, 135420), (555, 122488), (610, 111444), (732, 92870), (740, 91866), (753, 90280), (888, 76555), (915, 74296), (1004, 67710), (1110, 61244), (1220, 55722), (1255, 54168), (1464, 46435), (1480, 45933), (1506, 45140), (1830, 37148), (2008, 33855), (2220, 30622), (2257, 30120), (2440, 27861), (2510, 27084), (3012, 22570), (3660, 18574), (3765, 18056), (4440, 15311), (4514, 15060), (5020, 13542), (6024, 11285), (6771, 10040), (7320, 9287), (7530, 9028)]