209013840

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{367}}^1$

素因数の和:506

約数の個数: 240

約数和(自身を含む): 811519488

約数和(自身を除く): 602505648

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 113, 120, 126, 140, 144, 168, 180, 210, 226, 240, 252, 280, 315, 336, 339, 360, 367, 420, 452, 504, 560, 565, 630, 678, 720, 734, 791, 840, 904, 1008, 1017, 1101, 1130, 1260, 1356, 1468, 1582, 1680, 1695, 1808, 1835, 2034, 2202, 2260, 2373, 2520, 2569, 2712, 2936, 3164, 3303, 3390, 3670, 3955, 4068, 4404, 4520, 4746, 5040, 5085, 5138, 5424, 5505, 5872, 6328, 6606, 6780, 7119, 7340, 7707, 7910, 8136, 8808, 9040, 9492, 10170, 10276, 11010, 11865, 12656, 12845, 13212, 13560, 14238, 14680, 15414, 15820, 16272, 16515, 17616, 18984, 20340, 20552, 22020, 23121, 23730, 25690, 26424, 27120, 28476, 29360, 30828, 31640, 33030, 35595, 37968, 38535, 40680, 41104, 41471, 44040, 46242, 47460, 51380, 52848, 56952, 61656, 63280, 66060, 71190, 77070, 81360, 82942, 88080, 92484, 94920, 102760, 113904, 115605, 123312, 124413, 132120, 142380, 154140, 165884, 184968, 189840, 205520, 207355, 231210, 248826, 264240, 284760, 290297, 308280, 331768, 369936, 373239, 414710, 462420, 497652, 569520, 580594, 616560, 622065, 663536, 746478, 829420, 870891, 924840, 995304, 1161188, 1244130, 1451485, 1492956, 1658840, 1741782, 1849680, 1866195, 1990608, 2322376, 2488260, 2612673, 2902970, 2985912, 3317680, 3483564, 3732390, 4354455, 4644752, 4976520, 5225346, 5805940, 5971824, 6967128, 7464780, 8708910, 9953040, 10450692, 11611880, 13063365, 13934256, 14929560, 17417820, 20901384, 23223760, 26126730, 29859120, 34835640, 41802768, 52253460, 69671280, 104506920, 209013840]

約数ペア:

[(1, 209013840), (2, 104506920), (3, 69671280), (4, 52253460), (5, 41802768), (6, 34835640), (7, 29859120), (8, 26126730), (9, 23223760), (10, 20901384), (12, 17417820), (14, 14929560), (15, 13934256), (16, 13063365), (18, 11611880), (20, 10450692), (21, 9953040), (24, 8708910), (28, 7464780), (30, 6967128), (35, 5971824), (36, 5805940), (40, 5225346), (42, 4976520), (45, 4644752), (48, 4354455), (56, 3732390), (60, 3483564), (63, 3317680), (70, 2985912), (72, 2902970), (80, 2612673), (84, 2488260), (90, 2322376), (105, 1990608), (112, 1866195), (113, 1849680), (120, 1741782), (126, 1658840), (140, 1492956), (144, 1451485), (168, 1244130), (180, 1161188), (210, 995304), (226, 924840), (240, 870891), (252, 829420), (280, 746478), (315, 663536), (336, 622065), (339, 616560), (360, 580594), (367, 569520), (420, 497652), (452, 462420), (504, 414710), (560, 373239), (565, 369936), (630, 331768), (678, 308280), (720, 290297), (734, 284760), (791, 264240), (840, 248826), (904, 231210), (1008, 207355), (1017, 205520), (1101, 189840), (1130, 184968), (1260, 165884), (1356, 154140), (1468, 142380), (1582, 132120), (1680, 124413), (1695, 123312), (1808, 115605), (1835, 113904), (2034, 102760), (2202, 94920), (2260, 92484), (2373, 88080), (2520, 82942), (2569, 81360), (2712, 77070), (2936, 71190), (3164, 66060), (3303, 63280), (3390, 61656), (3670, 56952), (3955, 52848), (4068, 51380), (4404, 47460), (4520, 46242), (4746, 44040), (5040, 41471), (5085, 41104), (5138, 40680), (5424, 38535), (5505, 37968), (5872, 35595), (6328, 33030), (6606, 31640), (6780, 30828), (7119, 29360), (7340, 28476), (7707, 27120), (7910, 26424), (8136, 25690), (8808, 23730), (9040, 23121), (9492, 22020), (10170, 20552), (10276, 20340), (11010, 18984), (11865, 17616), (12656, 16515), (12845, 16272), (13212, 15820), (13560, 15414), (14238, 14680)]