204163960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5099}}^1$

素因数の和:5141

約数の個数: 128

約数和(自身を含む): 616896000

約数和(自身を除く): 412732040

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 20, 22, 26, 28, 35, 40, 44, 52, 55, 56, 65, 70, 77, 88, 91, 104, 110, 130, 140, 143, 154, 182, 220, 260, 280, 286, 308, 364, 385, 440, 455, 520, 572, 616, 715, 728, 770, 910, 1001, 1144, 1430, 1540, 1820, 2002, 2860, 3080, 3640, 4004, 5005, 5099, 5720, 8008, 10010, 10198, 20020, 20396, 25495, 35693, 40040, 40792, 50990, 56089, 66287, 71386, 101980, 112178, 132574, 142772, 178465, 203960, 224356, 265148, 280445, 285544, 331435, 356930, 392623, 448712, 464009, 530296, 560890, 662870, 713860, 729157, 785246, 928018, 1121780, 1325740, 1427720, 1458314, 1570492, 1856036, 1963115, 2243560, 2320045, 2651480, 2916628, 3140984, 3645785, 3712072, 3926230, 4640090, 5104099, 5833256, 7291570, 7852460, 9280180, 10208198, 14583140, 15704920, 18560360, 20416396, 25520495, 29166280, 40832792, 51040990, 102081980, 204163960]

約数ペア:

[(1, 204163960), (2, 102081980), (4, 51040990), (5, 40832792), (7, 29166280), (8, 25520495), (10, 20416396), (11, 18560360), (13, 15704920), (14, 14583140), (20, 10208198), (22, 9280180), (26, 7852460), (28, 7291570), (35, 5833256), (40, 5104099), (44, 4640090), (52, 3926230), (55, 3712072), (56, 3645785), (65, 3140984), (70, 2916628), (77, 2651480), (88, 2320045), (91, 2243560), (104, 1963115), (110, 1856036), (130, 1570492), (140, 1458314), (143, 1427720), (154, 1325740), (182, 1121780), (220, 928018), (260, 785246), (280, 729157), (286, 713860), (308, 662870), (364, 560890), (385, 530296), (440, 464009), (455, 448712), (520, 392623), (572, 356930), (616, 331435), (715, 285544), (728, 280445), (770, 265148), (910, 224356), (1001, 203960), (1144, 178465), (1430, 142772), (1540, 132574), (1820, 112178), (2002, 101980), (2860, 71386), (3080, 66287), (3640, 56089), (4004, 50990), (5005, 40792), (5099, 40040), (5720, 35693), (8008, 25495), (10010, 20396), (10198, 20020)]