12778320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1439}}^1$

素因数の和:1492

約数の個数: 80

約数和(自身を含む): 40711680

約数和(自身を除く): 27933360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 37, 40, 48, 60, 74, 80, 111, 120, 148, 185, 222, 240, 296, 370, 444, 555, 592, 740, 888, 1110, 1439, 1480, 1776, 2220, 2878, 2960, 4317, 4440, 5756, 7195, 8634, 8880, 11512, 14390, 17268, 21585, 23024, 28780, 34536, 43170, 53243, 57560, 69072, 86340, 106486, 115120, 159729, 172680, 212972, 266215, 319458, 345360, 425944, 532430, 638916, 798645, 851888, 1064860, 1277832, 1597290, 2129720, 2555664, 3194580, 4259440, 6389160, 12778320]

約数ペア:

[(1, 12778320), (2, 6389160), (3, 4259440), (4, 3194580), (5, 2555664), (6, 2129720), (8, 1597290), (10, 1277832), (12, 1064860), (15, 851888), (16, 798645), (20, 638916), (24, 532430), (30, 425944), (37, 345360), (40, 319458), (48, 266215), (60, 212972), (74, 172680), (80, 159729), (111, 115120), (120, 106486), (148, 86340), (185, 69072), (222, 57560), (240, 53243), (296, 43170), (370, 34536), (444, 28780), (555, 23024), (592, 21585), (740, 17268), (888, 14390), (1110, 11512), (1439, 8880), (1480, 8634), (1776, 7195), (2220, 5756), (2878, 4440), (2960, 4317)]