205128720

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4129}}^1$

素因数の和:4174

約数の個数: 160

約数和(自身を含む): 737452800

約数和(自身を除く): 532324080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 48, 54, 60, 69, 72, 80, 90, 92, 108, 115, 120, 135, 138, 144, 180, 184, 207, 216, 230, 240, 270, 276, 345, 360, 368, 414, 432, 460, 540, 552, 621, 690, 720, 828, 920, 1035, 1080, 1104, 1242, 1380, 1656, 1840, 2070, 2160, 2484, 2760, 3105, 3312, 4129, 4140, 4968, 5520, 6210, 8258, 8280, 9936, 12387, 12420, 16516, 16560, 20645, 24774, 24840, 33032, 37161, 41290, 49548, 49680, 61935, 66064, 74322, 82580, 94967, 99096, 111483, 123870, 148644, 165160, 185805, 189934, 198192, 222966, 247740, 284901, 297288, 330320, 371610, 379868, 445932, 474835, 495480, 557415, 569802, 594576, 743220, 759736, 854703, 891864, 949670, 990960, 1114830, 1139604, 1424505, 1486440, 1519472, 1709406, 1783728, 1899340, 2229660, 2279208, 2564109, 2849010, 2972880, 3418812, 3798680, 4273515, 4459320, 4558416, 5128218, 5698020, 6837624, 7597360, 8547030, 8918640, 10256436, 11396040, 12820545, 13675248, 17094060, 20512872, 22792080, 25641090, 34188120, 41025744, 51282180, 68376240, 102564360, 205128720]

約数ペア:

[(1, 205128720), (2, 102564360), (3, 68376240), (4, 51282180), (5, 41025744), (6, 34188120), (8, 25641090), (9, 22792080), (10, 20512872), (12, 17094060), (15, 13675248), (16, 12820545), (18, 11396040), (20, 10256436), (23, 8918640), (24, 8547030), (27, 7597360), (30, 6837624), (36, 5698020), (40, 5128218), (45, 4558416), (46, 4459320), (48, 4273515), (54, 3798680), (60, 3418812), (69, 2972880), (72, 2849010), (80, 2564109), (90, 2279208), (92, 2229660), (108, 1899340), (115, 1783728), (120, 1709406), (135, 1519472), (138, 1486440), (144, 1424505), (180, 1139604), (184, 1114830), (207, 990960), (216, 949670), (230, 891864), (240, 854703), (270, 759736), (276, 743220), (345, 594576), (360, 569802), (368, 557415), (414, 495480), (432, 474835), (460, 445932), (540, 379868), (552, 371610), (621, 330320), (690, 297288), (720, 284901), (828, 247740), (920, 222966), (1035, 198192), (1080, 189934), (1104, 185805), (1242, 165160), (1380, 148644), (1656, 123870), (1840, 111483), (2070, 99096), (2160, 94967), (2484, 82580), (2760, 74322), (3105, 66064), (3312, 61935), (4129, 49680), (4140, 49548), (4968, 41290), (5520, 37161), (6210, 33032), (8258, 24840), (8280, 24774), (9936, 20645), (12387, 16560), (12420, 16516)]