28706160

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{2441}}^1$

素因数の和:2471

約数の個数: 120

約数和(自身を含む): 103560336

約数和(自身を除く): 74854176

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 392, 420, 490, 560, 588, 735, 784, 840, 980, 1176, 1470, 1680, 1960, 2352, 2441, 2940, 3920, 4882, 5880, 7323, 9764, 11760, 12205, 14646, 17087, 19528, 24410, 29292, 34174, 36615, 39056, 48820, 51261, 58584, 68348, 73230, 85435, 97640, 102522, 117168, 119609, 136696, 146460, 170870, 195280, 205044, 239218, 256305, 273392, 292920, 341740, 358827, 410088, 478436, 512610, 585840, 598045, 683480, 717654, 820176, 956872, 1025220, 1196090, 1366960, 1435308, 1794135, 1913744, 2050440, 2392180, 2870616, 3588270, 4100880, 4784360, 5741232, 7176540, 9568720, 14353080, 28706160]

約数ペア:

[(1, 28706160), (2, 14353080), (3, 9568720), (4, 7176540), (5, 5741232), (6, 4784360), (7, 4100880), (8, 3588270), (10, 2870616), (12, 2392180), (14, 2050440), (15, 1913744), (16, 1794135), (20, 1435308), (21, 1366960), (24, 1196090), (28, 1025220), (30, 956872), (35, 820176), (40, 717654), (42, 683480), (48, 598045), (49, 585840), (56, 512610), (60, 478436), (70, 410088), (80, 358827), (84, 341740), (98, 292920), (105, 273392), (112, 256305), (120, 239218), (140, 205044), (147, 195280), (168, 170870), (196, 146460), (210, 136696), (240, 119609), (245, 117168), (280, 102522), (294, 97640), (336, 85435), (392, 73230), (420, 68348), (490, 58584), (560, 51261), (588, 48820), (735, 39056), (784, 36615), (840, 34174), (980, 29292), (1176, 24410), (1470, 19528), (1680, 17087), (1960, 14646), (2352, 12205), (2441, 11760), (2940, 9764), (3920, 7323), (4882, 5880)]