1990677600

素因数分解:

$2^5\times 3^3\times 5^2\times {\mathrm{23}}^1\times {\mathrm{4007}}^1$

素因数の和:4059

約数の個数: 288

約数和(自身を含む): 7514519040

約数和(自身を除く): 5523841440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 25, 27, 30, 32, 36, 40, 45, 46, 48, 50, 54, 60, 69, 72, 75, 80, 90, 92, 96, 100, 108, 115, 120, 135, 138, 144, 150, 160, 180, 184, 200, 207, 216, 225, 230, 240, 270, 276, 288, 300, 345, 360, 368, 400, 414, 432, 450, 460, 480, 540, 552, 575, 600, 621, 675, 690, 720, 736, 800, 828, 864, 900, 920, 1035, 1080, 1104, 1150, 1200, 1242, 1350, 1380, 1440, 1656, 1725, 1800, 1840, 2070, 2160, 2208, 2300, 2400, 2484, 2700, 2760, 3105, 3312, 3450, 3600, 3680, 4007, 4140, 4320, 4600, 4968, 5175, 5400, 5520, 6210, 6624, 6900, 7200, 8014, 8280, 9200, 9936, 10350, 10800, 11040, 12021, 12420, 13800, 15525, 16028, 16560, 18400, 19872, 20035, 20700, 21600, 24042, 24840, 27600, 31050, 32056, 33120, 36063, 40070, 41400, 48084, 49680, 55200, 60105, 62100, 64112, 72126, 80140, 82800, 92161, 96168, 99360, 100175, 108189, 120210, 124200, 128224, 144252, 160280, 165600, 180315, 184322, 192336, 200350, 216378, 240420, 248400, 276483, 288504, 300525, 320560, 360630, 368644, 384672, 400700, 432756, 460805, 480840, 496800, 540945, 552966, 577008, 601050, 641120, 721260, 737288, 801400, 829449, 865512, 901575, 921610, 961680, 1081890, 1105932, 1154016, 1202100, 1382415, 1442520, 1474576, 1602800, 1658898, 1731024, 1803150, 1843220, 1923360, 2163780, 2211864, 2304025, 2404200, 2488347, 2704725, 2764830, 2885040, 2949152, 3205600, 3317796, 3462048, 3606300, 3686440, 4147245, 4327560, 4423728, 4608050, 4808400, 4976694, 5409450, 5529660, 5770080, 6635592, 6912075, 7212600, 7372880, 8294490, 8655120, 8847456, 9216100, 9616800, 9953388, 10818900, 11059320, 12441735, 13271184, 13824150, 14425200, 14745760, 16588980, 17310240, 18432200, 19906776, 20736225, 21637800, 22118640, 24883470, 26542368, 27648300, 28850400, 33177960, 36864400, 39813552, 41472450, 43275600, 44237280, 49766940, 55296600, 62208675, 66355920, 73728800, 79627104, 82944900, 86551200, 99533880, 110593200, 124417350, 132711840, 165889800, 199067760, 221186400, 248834700, 331779600, 398135520, 497669400, 663559200, 995338800, 1990677600]

約数ペア:

[(1, 1990677600), (2, 995338800), (3, 663559200), (4, 497669400), (5, 398135520), (6, 331779600), (8, 248834700), (9, 221186400), (10, 199067760), (12, 165889800), (15, 132711840), (16, 124417350), (18, 110593200), (20, 99533880), (23, 86551200), (24, 82944900), (25, 79627104), (27, 73728800), (30, 66355920), (32, 62208675), (36, 55296600), (40, 49766940), (45, 44237280), (46, 43275600), (48, 41472450), (50, 39813552), (54, 36864400), (60, 33177960), (69, 28850400), (72, 27648300), (75, 26542368), (80, 24883470), (90, 22118640), (92, 21637800), (96, 20736225), (100, 19906776), (108, 18432200), (115, 17310240), (120, 16588980), (135, 14745760), (138, 14425200), (144, 13824150), (150, 13271184), (160, 12441735), (180, 11059320), (184, 10818900), (200, 9953388), (207, 9616800), (216, 9216100), (225, 8847456), (230, 8655120), (240, 8294490), (270, 7372880), (276, 7212600), (288, 6912075), (300, 6635592), (345, 5770080), (360, 5529660), (368, 5409450), (400, 4976694), (414, 4808400), (432, 4608050), (450, 4423728), (460, 4327560), (480, 4147245), (540, 3686440), (552, 3606300), (575, 3462048), (600, 3317796), (621, 3205600), (675, 2949152), (690, 2885040), (720, 2764830), (736, 2704725), (800, 2488347), (828, 2404200), (864, 2304025), (900, 2211864), (920, 2163780), (1035, 1923360), (1080, 1843220), (1104, 1803150), (1150, 1731024), (1200, 1658898), (1242, 1602800), (1350, 1474576), (1380, 1442520), (1440, 1382415), (1656, 1202100), (1725, 1154016), (1800, 1105932), (1840, 1081890), (2070, 961680), (2160, 921610), (2208, 901575), (2300, 865512), (2400, 829449), (2484, 801400), (2700, 737288), (2760, 721260), (3105, 641120), (3312, 601050), (3450, 577008), (3600, 552966), (3680, 540945), (4007, 496800), (4140, 480840), (4320, 460805), (4600, 432756), (4968, 400700), (5175, 384672), (5400, 368644), (5520, 360630), (6210, 320560), (6624, 300525), (6900, 288504), (7200, 276483), (8014, 248400), (8280, 240420), (9200, 216378), (9936, 200350), (10350, 192336), (10800, 184322), (11040, 180315), (12021, 165600), (12420, 160280), (13800, 144252), (15525, 128224), (16028, 124200), (16560, 120210), (18400, 108189), (19872, 100175), (20035, 99360), (20700, 96168), (21600, 92161), (24042, 82800), (24840, 80140), (27600, 72126), (31050, 64112), (32056, 62100), (33120, 60105), (36063, 55200), (40070, 49680), (41400, 48084)]