4255740

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:129

約数の個数: 120

約数和(自身を含む): 13904352

約数和(自身を除く): 9648612

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 37, 45, 54, 60, 71, 74, 81, 90, 108, 111, 135, 142, 148, 162, 180, 185, 213, 222, 270, 284, 324, 333, 355, 370, 405, 426, 444, 540, 555, 639, 666, 710, 740, 810, 852, 999, 1065, 1110, 1278, 1332, 1420, 1620, 1665, 1917, 1998, 2130, 2220, 2556, 2627, 2997, 3195, 3330, 3834, 3996, 4260, 4995, 5254, 5751, 5994, 6390, 6660, 7668, 7881, 9585, 9990, 10508, 11502, 11988, 12780, 13135, 14985, 15762, 19170, 19980, 23004, 23643, 26270, 28755, 29970, 31524, 38340, 39405, 47286, 52540, 57510, 59940, 70929, 78810, 94572, 115020, 118215, 141858, 157620, 212787, 236430, 283716, 354645, 425574, 472860, 709290, 851148, 1063935, 1418580, 2127870, 4255740]

約数ペア:

[(1, 4255740), (2, 2127870), (3, 1418580), (4, 1063935), (5, 851148), (6, 709290), (9, 472860), (10, 425574), (12, 354645), (15, 283716), (18, 236430), (20, 212787), (27, 157620), (30, 141858), (36, 118215), (37, 115020), (45, 94572), (54, 78810), (60, 70929), (71, 59940), (74, 57510), (81, 52540), (90, 47286), (108, 39405), (111, 38340), (135, 31524), (142, 29970), (148, 28755), (162, 26270), (180, 23643), (185, 23004), (213, 19980), (222, 19170), (270, 15762), (284, 14985), (324, 13135), (333, 12780), (355, 11988), (370, 11502), (405, 10508), (426, 9990), (444, 9585), (540, 7881), (555, 7668), (639, 6660), (666, 6390), (710, 5994), (740, 5751), (810, 5254), (852, 4995), (999, 4260), (1065, 3996), (1110, 3834), (1278, 3330), (1332, 3195), (1420, 2997), (1620, 2627), (1665, 2556), (1917, 2220), (1998, 2130)]