128397960

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1723}}^1$

素因数の和:1769

約数の個数: 160

約数和(自身を含む): 450584640

約数和(自身を除く): 322186680

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, 90, 92, 108, 115, 120, 135, 138, 162, 180, 184, 207, 216, 230, 270, 276, 324, 345, 360, 405, 414, 460, 540, 552, 621, 648, 690, 810, 828, 920, 1035, 1080, 1242, 1380, 1620, 1656, 1723, 1863, 2070, 2484, 2760, 3105, 3240, 3446, 3726, 4140, 4968, 5169, 6210, 6892, 7452, 8280, 8615, 9315, 10338, 12420, 13784, 14904, 15507, 17230, 18630, 20676, 24840, 25845, 31014, 34460, 37260, 39629, 41352, 46521, 51690, 62028, 68920, 74520, 77535, 79258, 93042, 103380, 118887, 124056, 139563, 155070, 158516, 186084, 198145, 206760, 232605, 237774, 279126, 310140, 317032, 356661, 372168, 396290, 465210, 475548, 558252, 594435, 620280, 697815, 713322, 792580, 930420, 951096, 1069983, 1116504, 1188870, 1395630, 1426644, 1585160, 1783305, 1860840, 2139966, 2377740, 2791260, 2853288, 3209949, 3566610, 4279932, 4755480, 5349915, 5582520, 6419898, 7133220, 8559864, 10699830, 12839796, 14266440, 16049745, 21399660, 25679592, 32099490, 42799320, 64198980, 128397960]

約数ペア:

[(1, 128397960), (2, 64198980), (3, 42799320), (4, 32099490), (5, 25679592), (6, 21399660), (8, 16049745), (9, 14266440), (10, 12839796), (12, 10699830), (15, 8559864), (18, 7133220), (20, 6419898), (23, 5582520), (24, 5349915), (27, 4755480), (30, 4279932), (36, 3566610), (40, 3209949), (45, 2853288), (46, 2791260), (54, 2377740), (60, 2139966), (69, 1860840), (72, 1783305), (81, 1585160), (90, 1426644), (92, 1395630), (108, 1188870), (115, 1116504), (120, 1069983), (135, 951096), (138, 930420), (162, 792580), (180, 713322), (184, 697815), (207, 620280), (216, 594435), (230, 558252), (270, 475548), (276, 465210), (324, 396290), (345, 372168), (360, 356661), (405, 317032), (414, 310140), (460, 279126), (540, 237774), (552, 232605), (621, 206760), (648, 198145), (690, 186084), (810, 158516), (828, 155070), (920, 139563), (1035, 124056), (1080, 118887), (1242, 103380), (1380, 93042), (1620, 79258), (1656, 77535), (1723, 74520), (1863, 68920), (2070, 62028), (2484, 51690), (2760, 46521), (3105, 41352), (3240, 39629), (3446, 37260), (3726, 34460), (4140, 31014), (4968, 25845), (5169, 24840), (6210, 20676), (6892, 18630), (7452, 17230), (8280, 15507), (8615, 14904), (9315, 13784), (10338, 12420)]