204870400

素因数分解:

$2^8\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{269}}^1$

素因数の和:319

約数の個数: 216

約数和(自身を含む): 615898080

約数和(自身を除く): 411027680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 25, 28, 32, 34, 35, 40, 50, 56, 64, 68, 70, 80, 85, 100, 112, 119, 128, 136, 140, 160, 170, 175, 200, 224, 238, 256, 269, 272, 280, 320, 340, 350, 400, 425, 448, 476, 538, 544, 560, 595, 640, 680, 700, 800, 850, 896, 952, 1076, 1088, 1120, 1190, 1280, 1345, 1360, 1400, 1600, 1700, 1792, 1883, 1904, 2152, 2176, 2240, 2380, 2690, 2720, 2800, 2975, 3200, 3400, 3766, 3808, 4304, 4352, 4480, 4573, 4760, 5380, 5440, 5600, 5950, 6400, 6725, 6800, 7532, 7616, 8608, 8960, 9146, 9415, 9520, 10760, 10880, 11200, 11900, 13450, 13600, 15064, 15232, 17216, 18292, 18830, 19040, 21520, 21760, 22400, 22865, 23800, 26900, 27200, 30128, 30464, 32011, 34432, 36584, 37660, 38080, 43040, 44800, 45730, 47075, 47600, 53800, 54400, 60256, 64022, 68864, 73168, 75320, 76160, 86080, 91460, 94150, 95200, 107600, 108800, 114325, 120512, 128044, 146336, 150640, 152320, 160055, 172160, 182920, 188300, 190400, 215200, 228650, 241024, 256088, 292672, 301280, 320110, 344320, 365840, 376600, 380800, 430400, 457300, 482048, 512176, 585344, 602560, 640220, 731680, 753200, 761600, 800275, 860800, 914600, 1024352, 1170688, 1205120, 1280440, 1463360, 1506400, 1600550, 1721600, 1829200, 2048704, 2410240, 2560880, 2926720, 3012800, 3201100, 3658400, 4097408, 5121760, 5853440, 6025600, 6402200, 7316800, 8194816, 10243520, 12051200, 12804400, 14633600, 20487040, 25608800, 29267200, 40974080, 51217600, 102435200, 204870400]

約数ペア:

[(1, 204870400), (2, 102435200), (4, 51217600), (5, 40974080), (7, 29267200), (8, 25608800), (10, 20487040), (14, 14633600), (16, 12804400), (17, 12051200), (20, 10243520), (25, 8194816), (28, 7316800), (32, 6402200), (34, 6025600), (35, 5853440), (40, 5121760), (50, 4097408), (56, 3658400), (64, 3201100), (68, 3012800), (70, 2926720), (80, 2560880), (85, 2410240), (100, 2048704), (112, 1829200), (119, 1721600), (128, 1600550), (136, 1506400), (140, 1463360), (160, 1280440), (170, 1205120), (175, 1170688), (200, 1024352), (224, 914600), (238, 860800), (256, 800275), (269, 761600), (272, 753200), (280, 731680), (320, 640220), (340, 602560), (350, 585344), (400, 512176), (425, 482048), (448, 457300), (476, 430400), (538, 380800), (544, 376600), (560, 365840), (595, 344320), (640, 320110), (680, 301280), (700, 292672), (800, 256088), (850, 241024), (896, 228650), (952, 215200), (1076, 190400), (1088, 188300), (1120, 182920), (1190, 172160), (1280, 160055), (1345, 152320), (1360, 150640), (1400, 146336), (1600, 128044), (1700, 120512), (1792, 114325), (1883, 108800), (1904, 107600), (2152, 95200), (2176, 94150), (2240, 91460), (2380, 86080), (2690, 76160), (2720, 75320), (2800, 73168), (2975, 68864), (3200, 64022), (3400, 60256), (3766, 54400), (3808, 53800), (4304, 47600), (4352, 47075), (4480, 45730), (4573, 44800), (4760, 43040), (5380, 38080), (5440, 37660), (5600, 36584), (5950, 34432), (6400, 32011), (6725, 30464), (6800, 30128), (7532, 27200), (7616, 26900), (8608, 23800), (8960, 22865), (9146, 22400), (9415, 21760), (9520, 21520), (10760, 19040), (10880, 18830), (11200, 18292), (11900, 17216), (13450, 15232), (13600, 15064)]