211860120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{149}}^1$

素因数の和:238

約数の個数: 192

約数和(自身を含む): 696276000

約数和(自身を除く): 484415880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 41, 51, 60, 68, 82, 85, 102, 120, 123, 136, 149, 164, 170, 204, 205, 246, 255, 289, 298, 328, 340, 408, 410, 447, 492, 510, 578, 596, 615, 680, 697, 745, 820, 867, 894, 984, 1020, 1156, 1192, 1230, 1394, 1445, 1490, 1640, 1734, 1788, 2040, 2091, 2235, 2312, 2460, 2533, 2788, 2890, 2980, 3468, 3485, 3576, 4182, 4335, 4470, 4920, 5066, 5576, 5780, 5960, 6109, 6936, 6970, 7599, 8364, 8670, 8940, 10132, 10455, 11560, 11849, 12218, 12665, 13940, 15198, 16728, 17340, 17880, 18327, 20264, 20910, 23698, 24436, 25330, 27880, 30396, 30545, 34680, 35547, 36654, 37995, 41820, 43061, 47396, 48872, 50660, 59245, 60792, 61090, 71094, 73308, 75990, 83640, 86122, 91635, 94792, 101320, 103853, 118490, 122180, 129183, 142188, 146616, 151980, 172244, 177735, 183270, 207706, 215305, 236980, 244360, 258366, 284376, 303960, 311559, 344488, 355470, 366540, 415412, 430610, 473960, 516732, 519265, 623118, 645915, 710940, 733080, 830824, 861220, 1033464, 1038530, 1246236, 1291830, 1421880, 1557795, 1722440, 1765501, 2077060, 2492472, 2583660, 3115590, 3531002, 4154120, 5167320, 5296503, 6231180, 7062004, 8827505, 10593006, 12462360, 14124008, 17655010, 21186012, 26482515, 35310020, 42372024, 52965030, 70620040, 105930060, 211860120]

約数ペア:

[(1, 211860120), (2, 105930060), (3, 70620040), (4, 52965030), (5, 42372024), (6, 35310020), (8, 26482515), (10, 21186012), (12, 17655010), (15, 14124008), (17, 12462360), (20, 10593006), (24, 8827505), (30, 7062004), (34, 6231180), (40, 5296503), (41, 5167320), (51, 4154120), (60, 3531002), (68, 3115590), (82, 2583660), (85, 2492472), (102, 2077060), (120, 1765501), (123, 1722440), (136, 1557795), (149, 1421880), (164, 1291830), (170, 1246236), (204, 1038530), (205, 1033464), (246, 861220), (255, 830824), (289, 733080), (298, 710940), (328, 645915), (340, 623118), (408, 519265), (410, 516732), (447, 473960), (492, 430610), (510, 415412), (578, 366540), (596, 355470), (615, 344488), (680, 311559), (697, 303960), (745, 284376), (820, 258366), (867, 244360), (894, 236980), (984, 215305), (1020, 207706), (1156, 183270), (1192, 177735), (1230, 172244), (1394, 151980), (1445, 146616), (1490, 142188), (1640, 129183), (1734, 122180), (1788, 118490), (2040, 103853), (2091, 101320), (2235, 94792), (2312, 91635), (2460, 86122), (2533, 83640), (2788, 75990), (2890, 73308), (2980, 71094), (3468, 61090), (3485, 60792), (3576, 59245), (4182, 50660), (4335, 48872), (4470, 47396), (4920, 43061), (5066, 41820), (5576, 37995), (5780, 36654), (5960, 35547), (6109, 34680), (6936, 30545), (6970, 30396), (7599, 27880), (8364, 25330), (8670, 24436), (8940, 23698), (10132, 20910), (10455, 20264), (11560, 18327), (11849, 17880), (12218, 17340), (12665, 16728), (13940, 15198)]