2061720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1$

素因数の和:126

約数の個数: 128

約数和(自身を含む): 7257600

約数和(自身を除く): 5195880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 54, 60, 69, 72, 83, 90, 92, 108, 115, 120, 135, 138, 166, 180, 184, 207, 216, 230, 249, 270, 276, 332, 345, 360, 414, 415, 460, 498, 540, 552, 621, 664, 690, 747, 828, 830, 920, 996, 1035, 1080, 1242, 1245, 1380, 1494, 1656, 1660, 1909, 1992, 2070, 2241, 2484, 2490, 2760, 2988, 3105, 3320, 3735, 3818, 4140, 4482, 4968, 4980, 5727, 5976, 6210, 7470, 7636, 8280, 8964, 9545, 9960, 11205, 11454, 12420, 14940, 15272, 17181, 17928, 19090, 22410, 22908, 24840, 28635, 29880, 34362, 38180, 44820, 45816, 51543, 57270, 68724, 76360, 85905, 89640, 103086, 114540, 137448, 171810, 206172, 229080, 257715, 343620, 412344, 515430, 687240, 1030860, 2061720]

約数ペア:

[(1, 2061720), (2, 1030860), (3, 687240), (4, 515430), (5, 412344), (6, 343620), (8, 257715), (9, 229080), (10, 206172), (12, 171810), (15, 137448), (18, 114540), (20, 103086), (23, 89640), (24, 85905), (27, 76360), (30, 68724), (36, 57270), (40, 51543), (45, 45816), (46, 44820), (54, 38180), (60, 34362), (69, 29880), (72, 28635), (83, 24840), (90, 22908), (92, 22410), (108, 19090), (115, 17928), (120, 17181), (135, 15272), (138, 14940), (166, 12420), (180, 11454), (184, 11205), (207, 9960), (216, 9545), (230, 8964), (249, 8280), (270, 7636), (276, 7470), (332, 6210), (345, 5976), (360, 5727), (414, 4980), (415, 4968), (460, 4482), (498, 4140), (540, 3818), (552, 3735), (621, 3320), (664, 3105), (690, 2988), (747, 2760), (828, 2490), (830, 2484), (920, 2241), (996, 2070), (1035, 1992), (1080, 1909), (1242, 1660), (1245, 1656), (1380, 1494)]