18555480

素因数分解:

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

素因数の和:132

約数の個数: 192

約数和(自身を含む): 66044160

約数和(自身を除く): 47488680

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, 81, 83, 90, 92, 108, 115, 120, 135, 138, 162, 166, 180, 184, 207, 216, 230, 243, 249, 270, 276, 324, 332, 345, 360, 405, 414, 415, 460, 486, 498, 540, 552, 621, 648, 664, 690, 747, 810, 828, 830, 920, 972, 996, 1035, 1080, 1215, 1242, 1245, 1380, 1494, 1620, 1656, 1660, 1863, 1909, 1944, 1992, 2070, 2241, 2430, 2484, 2490, 2760, 2988, 3105, 3240, 3320, 3726, 3735, 3818, 4140, 4482, 4860, 4968, 4980, 5589, 5727, 5976, 6210, 6723, 7452, 7470, 7636, 8280, 8964, 9315, 9545, 9720, 9960, 11178, 11205, 11454, 12420, 13446, 14904, 14940, 15272, 17181, 17928, 18630, 19090, 20169, 22356, 22410, 22908, 24840, 26892, 27945, 28635, 29880, 33615, 34362, 37260, 38180, 40338, 44712, 44820, 45816, 51543, 53784, 55890, 57270, 67230, 68724, 74520, 76360, 80676, 85905, 89640, 100845, 103086, 111780, 114540, 134460, 137448, 154629, 161352, 171810, 201690, 206172, 223560, 229080, 257715, 268920, 309258, 343620, 403380, 412344, 463887, 515430, 618516, 687240, 773145, 806760, 927774, 1030860, 1237032, 1546290, 1855548, 2061720, 2319435, 3092580, 3711096, 4638870, 6185160, 9277740, 18555480]

約数ペア:

[(1, 18555480), (2, 9277740), (3, 6185160), (4, 4638870), (5, 3711096), (6, 3092580), (8, 2319435), (9, 2061720), (10, 1855548), (12, 1546290), (15, 1237032), (18, 1030860), (20, 927774), (23, 806760), (24, 773145), (27, 687240), (30, 618516), (36, 515430), (40, 463887), (45, 412344), (46, 403380), (54, 343620), (60, 309258), (69, 268920), (72, 257715), (81, 229080), (83, 223560), (90, 206172), (92, 201690), (108, 171810), (115, 161352), (120, 154629), (135, 137448), (138, 134460), (162, 114540), (166, 111780), (180, 103086), (184, 100845), (207, 89640), (216, 85905), (230, 80676), (243, 76360), (249, 74520), (270, 68724), (276, 67230), (324, 57270), (332, 55890), (345, 53784), (360, 51543), (405, 45816), (414, 44820), (415, 44712), (460, 40338), (486, 38180), (498, 37260), (540, 34362), (552, 33615), (621, 29880), (648, 28635), (664, 27945), (690, 26892), (747, 24840), (810, 22908), (828, 22410), (830, 22356), (920, 20169), (972, 19090), (996, 18630), (1035, 17928), (1080, 17181), (1215, 15272), (1242, 14940), (1245, 14904), (1380, 13446), (1494, 12420), (1620, 11454), (1656, 11205), (1660, 11178), (1863, 9960), (1909, 9720), (1944, 9545), (1992, 9315), (2070, 8964), (2241, 8280), (2430, 7636), (2484, 7470), (2490, 7452), (2760, 6723), (2988, 6210), (3105, 5976), (3240, 5727), (3320, 5589), (3726, 4980), (3735, 4968), (3818, 4860), (4140, 4482)]