1980227200

素因数分解:

$2^7\times 5^2\times 7^2\times {\mathrm{73}}^1\times {\mathrm{173}}^1$

素因数の和:284

約数の個数: 288

約数和(自身を含む): 5801732460

約数和(自身を除く): 3821505260

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 64, 70, 73, 80, 98, 100, 112, 128, 140, 146, 160, 173, 175, 196, 200, 224, 245, 280, 292, 320, 346, 350, 365, 392, 400, 448, 490, 511, 560, 584, 640, 692, 700, 730, 784, 800, 865, 896, 980, 1022, 1120, 1168, 1211, 1225, 1384, 1400, 1460, 1568, 1600, 1730, 1825, 1960, 2044, 2240, 2336, 2422, 2450, 2555, 2768, 2800, 2920, 3136, 3200, 3460, 3577, 3650, 3920, 4088, 4325, 4480, 4672, 4844, 4900, 5110, 5536, 5600, 5840, 6055, 6272, 6920, 7154, 7300, 7840, 8176, 8477, 8650, 9344, 9688, 9800, 10220, 11072, 11200, 11680, 12110, 12629, 12775, 13840, 14308, 14600, 15680, 16352, 16954, 17300, 17885, 19376, 19600, 20440, 22144, 22400, 23360, 24220, 25258, 25550, 27680, 28616, 29200, 30275, 31360, 32704, 33908, 34600, 35770, 38752, 39200, 40880, 42385, 46720, 48440, 50516, 51100, 55360, 57232, 58400, 60550, 63145, 65408, 67816, 69200, 71540, 77504, 78400, 81760, 84770, 88403, 89425, 96880, 101032, 102200, 110720, 114464, 116800, 121100, 126290, 135632, 138400, 143080, 155008, 156800, 163520, 169540, 176806, 178850, 193760, 202064, 204400, 211925, 228928, 233600, 242200, 252580, 271264, 276800, 286160, 315725, 327040, 339080, 353612, 357700, 387520, 404128, 408800, 423850, 442015, 457856, 484400, 505160, 542528, 553600, 572320, 618821, 631450, 678160, 707224, 715400, 775040, 808256, 817600, 847700, 884030, 968800, 1010320, 1085056, 1144640, 1237642, 1262900, 1356320, 1414448, 1430800, 1616512, 1635200, 1695400, 1768060, 1937600, 2020640, 2210075, 2289280, 2475284, 2525800, 2712640, 2828896, 2861600, 3094105, 3390800, 3536120, 3875200, 4041280, 4420150, 4950568, 5051600, 5425280, 5657792, 5723200, 6188210, 6781600, 7072240, 8082560, 8840300, 9901136, 10103200, 11315584, 11446400, 12376420, 13563200, 14144480, 15470525, 17680600, 19802272, 20206400, 24752840, 27126400, 28288960, 30941050, 35361200, 39604544, 40412800, 49505680, 56577920, 61882100, 70722400, 79209088, 99011360, 123764200, 141444800, 198022720, 247528400, 282889600, 396045440, 495056800, 990113600, 1980227200]

約数ペア:

[(1, 1980227200), (2, 990113600), (4, 495056800), (5, 396045440), (7, 282889600), (8, 247528400), (10, 198022720), (14, 141444800), (16, 123764200), (20, 99011360), (25, 79209088), (28, 70722400), (32, 61882100), (35, 56577920), (40, 49505680), (49, 40412800), (50, 39604544), (56, 35361200), (64, 30941050), (70, 28288960), (73, 27126400), (80, 24752840), (98, 20206400), (100, 19802272), (112, 17680600), (128, 15470525), (140, 14144480), (146, 13563200), (160, 12376420), (173, 11446400), (175, 11315584), (196, 10103200), (200, 9901136), (224, 8840300), (245, 8082560), (280, 7072240), (292, 6781600), (320, 6188210), (346, 5723200), (350, 5657792), (365, 5425280), (392, 5051600), (400, 4950568), (448, 4420150), (490, 4041280), (511, 3875200), (560, 3536120), (584, 3390800), (640, 3094105), (692, 2861600), (700, 2828896), (730, 2712640), (784, 2525800), (800, 2475284), (865, 2289280), (896, 2210075), (980, 2020640), (1022, 1937600), (1120, 1768060), (1168, 1695400), (1211, 1635200), (1225, 1616512), (1384, 1430800), (1400, 1414448), (1460, 1356320), (1568, 1262900), (1600, 1237642), (1730, 1144640), (1825, 1085056), (1960, 1010320), (2044, 968800), (2240, 884030), (2336, 847700), (2422, 817600), (2450, 808256), (2555, 775040), (2768, 715400), (2800, 707224), (2920, 678160), (3136, 631450), (3200, 618821), (3460, 572320), (3577, 553600), (3650, 542528), (3920, 505160), (4088, 484400), (4325, 457856), (4480, 442015), (4672, 423850), (4844, 408800), (4900, 404128), (5110, 387520), (5536, 357700), (5600, 353612), (5840, 339080), (6055, 327040), (6272, 315725), (6920, 286160), (7154, 276800), (7300, 271264), (7840, 252580), (8176, 242200), (8477, 233600), (8650, 228928), (9344, 211925), (9688, 204400), (9800, 202064), (10220, 193760), (11072, 178850), (11200, 176806), (11680, 169540), (12110, 163520), (12629, 156800), (12775, 155008), (13840, 143080), (14308, 138400), (14600, 135632), (15680, 126290), (16352, 121100), (16954, 116800), (17300, 114464), (17885, 110720), (19376, 102200), (19600, 101032), (20440, 96880), (22144, 89425), (22400, 88403), (23360, 84770), (24220, 81760), (25258, 78400), (25550, 77504), (27680, 71540), (28616, 69200), (29200, 67816), (30275, 65408), (31360, 63145), (32704, 60550), (33908, 58400), (34600, 57232), (35770, 55360), (38752, 51100), (39200, 50516), (40880, 48440), (42385, 46720)]