27898740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:182

約数の個数: 144

約数和(自身を含む): 89631360

約数和(自身を除く): 61732620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 59, 60, 71, 74, 90, 111, 118, 142, 148, 177, 180, 185, 213, 222, 236, 284, 295, 333, 354, 355, 370, 426, 444, 531, 555, 590, 639, 666, 708, 710, 740, 852, 885, 1062, 1065, 1110, 1180, 1278, 1332, 1420, 1665, 1770, 2124, 2130, 2183, 2220, 2556, 2627, 2655, 3195, 3330, 3540, 4189, 4260, 4366, 5254, 5310, 6390, 6549, 6660, 7881, 8378, 8732, 10508, 10620, 10915, 12567, 12780, 13098, 13135, 15762, 16756, 19647, 20945, 21830, 23643, 25134, 26196, 26270, 31524, 32745, 37701, 39294, 39405, 41890, 43660, 47286, 50268, 52540, 62835, 65490, 75402, 78588, 78810, 83780, 94572, 98235, 118215, 125670, 130980, 150804, 154993, 157620, 188505, 196470, 236430, 251340, 309986, 377010, 392940, 464979, 472860, 619972, 754020, 774965, 929958, 1394937, 1549930, 1859916, 2324895, 2789874, 3099860, 4649790, 5579748, 6974685, 9299580, 13949370, 27898740]

約数ペア:

[(1, 27898740), (2, 13949370), (3, 9299580), (4, 6974685), (5, 5579748), (6, 4649790), (9, 3099860), (10, 2789874), (12, 2324895), (15, 1859916), (18, 1549930), (20, 1394937), (30, 929958), (36, 774965), (37, 754020), (45, 619972), (59, 472860), (60, 464979), (71, 392940), (74, 377010), (90, 309986), (111, 251340), (118, 236430), (142, 196470), (148, 188505), (177, 157620), (180, 154993), (185, 150804), (213, 130980), (222, 125670), (236, 118215), (284, 98235), (295, 94572), (333, 83780), (354, 78810), (355, 78588), (370, 75402), (426, 65490), (444, 62835), (531, 52540), (555, 50268), (590, 47286), (639, 43660), (666, 41890), (708, 39405), (710, 39294), (740, 37701), (852, 32745), (885, 31524), (1062, 26270), (1065, 26196), (1110, 25134), (1180, 23643), (1278, 21830), (1332, 20945), (1420, 19647), (1665, 16756), (1770, 15762), (2124, 13135), (2130, 13098), (2183, 12780), (2220, 12567), (2556, 10915), (2627, 10620), (2655, 10508), (3195, 8732), (3330, 8378), (3540, 7881), (4189, 6660), (4260, 6549), (4366, 6390), (5254, 5310)]