208840590

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{239}}^1$

素因数の和:351

約数の個数: 192

約数和(自身を含む): 664934400

約数和(自身を除く): 456093810

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 30, 35, 38, 42, 45, 57, 63, 70, 73, 90, 95, 105, 114, 126, 133, 146, 171, 190, 210, 219, 239, 266, 285, 315, 342, 365, 399, 438, 478, 511, 570, 630, 657, 665, 717, 730, 798, 855, 1022, 1095, 1195, 1197, 1314, 1330, 1387, 1434, 1533, 1673, 1710, 1995, 2151, 2190, 2390, 2394, 2555, 2774, 3066, 3285, 3346, 3585, 3990, 4161, 4302, 4541, 4599, 5019, 5110, 5985, 6570, 6935, 7170, 7665, 8322, 8365, 9082, 9198, 9709, 10038, 10755, 11970, 12483, 13623, 13870, 15057, 15330, 16730, 17447, 19418, 20805, 21510, 22705, 22995, 24966, 25095, 27246, 29127, 30114, 31787, 34894, 40869, 41610, 45410, 45990, 48545, 50190, 52341, 58254, 62415, 63574, 68115, 75285, 81738, 87235, 87381, 95361, 97090, 104682, 122129, 124830, 136230, 145635, 150570, 157023, 158935, 174470, 174762, 190722, 204345, 244258, 261705, 286083, 291270, 314046, 317870, 331493, 366387, 408690, 436905, 476805, 523410, 572166, 610645, 662986, 732774, 785115, 873810, 953610, 994479, 1099161, 1221290, 1430415, 1570230, 1657465, 1831935, 1988958, 2198322, 2320451, 2860830, 2983437, 3314930, 3663870, 4640902, 4972395, 5495805, 5966874, 6961353, 9944790, 10991610, 11602255, 13922706, 14917185, 20884059, 23204510, 29834370, 34806765, 41768118, 69613530, 104420295, 208840590]

約数ペア:

[(1, 208840590), (2, 104420295), (3, 69613530), (5, 41768118), (6, 34806765), (7, 29834370), (9, 23204510), (10, 20884059), (14, 14917185), (15, 13922706), (18, 11602255), (19, 10991610), (21, 9944790), (30, 6961353), (35, 5966874), (38, 5495805), (42, 4972395), (45, 4640902), (57, 3663870), (63, 3314930), (70, 2983437), (73, 2860830), (90, 2320451), (95, 2198322), (105, 1988958), (114, 1831935), (126, 1657465), (133, 1570230), (146, 1430415), (171, 1221290), (190, 1099161), (210, 994479), (219, 953610), (239, 873810), (266, 785115), (285, 732774), (315, 662986), (342, 610645), (365, 572166), (399, 523410), (438, 476805), (478, 436905), (511, 408690), (570, 366387), (630, 331493), (657, 317870), (665, 314046), (717, 291270), (730, 286083), (798, 261705), (855, 244258), (1022, 204345), (1095, 190722), (1195, 174762), (1197, 174470), (1314, 158935), (1330, 157023), (1387, 150570), (1434, 145635), (1533, 136230), (1673, 124830), (1710, 122129), (1995, 104682), (2151, 97090), (2190, 95361), (2390, 87381), (2394, 87235), (2555, 81738), (2774, 75285), (3066, 68115), (3285, 63574), (3346, 62415), (3585, 58254), (3990, 52341), (4161, 50190), (4302, 48545), (4541, 45990), (4599, 45410), (5019, 41610), (5110, 40869), (5985, 34894), (6570, 31787), (6935, 30114), (7170, 29127), (7665, 27246), (8322, 25095), (8365, 24966), (9082, 22995), (9198, 22705), (9709, 21510), (10038, 20805), (10755, 19418), (11970, 17447), (12483, 16730), (13623, 15330), (13870, 15057)]