354492120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{859}}^1$

素因数の和:1073

約数の個数: 128

約数和(自身を含む): 1126944000

約数和(自身を除く): 772451880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 181, 190, 228, 285, 362, 380, 456, 543, 570, 724, 760, 859, 905, 1086, 1140, 1448, 1718, 1810, 2172, 2280, 2577, 2715, 3436, 3439, 3620, 4295, 4344, 5154, 5430, 6872, 6878, 7240, 8590, 10308, 10317, 10860, 12885, 13756, 16321, 17180, 17195, 20616, 20634, 21720, 25770, 27512, 32642, 34360, 34390, 41268, 48963, 51540, 51585, 65284, 68780, 81605, 82536, 97926, 103080, 103170, 130568, 137560, 155479, 163210, 195852, 206340, 244815, 310958, 326420, 391704, 412680, 466437, 489630, 621916, 652840, 777395, 932874, 979260, 1243832, 1554790, 1865748, 1958520, 2332185, 2954101, 3109580, 3731496, 4664370, 5908202, 6219160, 8862303, 9328740, 11816404, 14770505, 17724606, 18657480, 23632808, 29541010, 35449212, 44311515, 59082020, 70898424, 88623030, 118164040, 177246060, 354492120]

約数ペア:

[(1, 354492120), (2, 177246060), (3, 118164040), (4, 88623030), (5, 70898424), (6, 59082020), (8, 44311515), (10, 35449212), (12, 29541010), (15, 23632808), (19, 18657480), (20, 17724606), (24, 14770505), (30, 11816404), (38, 9328740), (40, 8862303), (57, 6219160), (60, 5908202), (76, 4664370), (95, 3731496), (114, 3109580), (120, 2954101), (152, 2332185), (181, 1958520), (190, 1865748), (228, 1554790), (285, 1243832), (362, 979260), (380, 932874), (456, 777395), (543, 652840), (570, 621916), (724, 489630), (760, 466437), (859, 412680), (905, 391704), (1086, 326420), (1140, 310958), (1448, 244815), (1718, 206340), (1810, 195852), (2172, 163210), (2280, 155479), (2577, 137560), (2715, 130568), (3436, 103170), (3439, 103080), (3620, 97926), (4295, 82536), (4344, 81605), (5154, 68780), (5430, 65284), (6872, 51585), (6878, 51540), (7240, 48963), (8590, 41268), (10308, 34390), (10317, 34360), (10860, 32642), (12885, 27512), (13756, 25770), (16321, 21720), (17180, 20634), (17195, 20616)]