204758320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:203

約数の個数: 160

約数和(自身を含む): 539965440

約数和(自身を除く): 335207120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 47, 52, 59, 65, 71, 80, 94, 104, 118, 130, 142, 188, 208, 235, 236, 260, 284, 295, 355, 376, 470, 472, 520, 568, 590, 611, 710, 752, 767, 923, 940, 944, 1040, 1136, 1180, 1222, 1420, 1534, 1846, 1880, 2360, 2444, 2773, 2840, 3055, 3068, 3337, 3692, 3760, 3835, 4189, 4615, 4720, 4888, 5546, 5680, 6110, 6136, 6674, 7384, 7670, 8378, 9230, 9776, 11092, 12220, 12272, 13348, 13865, 14768, 15340, 16685, 16756, 18460, 20945, 22184, 24440, 26696, 27730, 30680, 33370, 33512, 36049, 36920, 41890, 43381, 44368, 48880, 53392, 54457, 55460, 61360, 66740, 67024, 72098, 73840, 83780, 86762, 108914, 110920, 133480, 144196, 167560, 173524, 180245, 196883, 216905, 217828, 221840, 266960, 272285, 288392, 335120, 347048, 360490, 393766, 433810, 435656, 544570, 576784, 694096, 720980, 787532, 867620, 871312, 984415, 1089140, 1441960, 1575064, 1735240, 1968830, 2178280, 2559479, 2883920, 3150128, 3470480, 3937660, 4356560, 5118958, 7875320, 10237916, 12797395, 15750640, 20475832, 25594790, 40951664, 51189580, 102379160, 204758320]

約数ペア:

[(1, 204758320), (2, 102379160), (4, 51189580), (5, 40951664), (8, 25594790), (10, 20475832), (13, 15750640), (16, 12797395), (20, 10237916), (26, 7875320), (40, 5118958), (47, 4356560), (52, 3937660), (59, 3470480), (65, 3150128), (71, 2883920), (80, 2559479), (94, 2178280), (104, 1968830), (118, 1735240), (130, 1575064), (142, 1441960), (188, 1089140), (208, 984415), (235, 871312), (236, 867620), (260, 787532), (284, 720980), (295, 694096), (355, 576784), (376, 544570), (470, 435656), (472, 433810), (520, 393766), (568, 360490), (590, 347048), (611, 335120), (710, 288392), (752, 272285), (767, 266960), (923, 221840), (940, 217828), (944, 216905), (1040, 196883), (1136, 180245), (1180, 173524), (1222, 167560), (1420, 144196), (1534, 133480), (1846, 110920), (1880, 108914), (2360, 86762), (2444, 83780), (2773, 73840), (2840, 72098), (3055, 67024), (3068, 66740), (3337, 61360), (3692, 55460), (3760, 54457), (3835, 53392), (4189, 48880), (4615, 44368), (4720, 43381), (4888, 41890), (5546, 36920), (5680, 36049), (6110, 33512), (6136, 33370), (6674, 30680), (7384, 27730), (7670, 26696), (8378, 24440), (9230, 22184), (9776, 20945), (11092, 18460), (12220, 16756), (12272, 16685), (13348, 15340), (13865, 14768)]