172840640

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{151}}^1$

素因数の和:255

約数の個数: 168

約数和(自身を含む): 488545632

約数和(自身を除く): 315704992

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 73, 80, 98, 112, 140, 146, 151, 160, 196, 224, 245, 280, 292, 302, 320, 365, 392, 448, 490, 511, 560, 584, 604, 730, 755, 784, 980, 1022, 1057, 1120, 1168, 1208, 1460, 1510, 1568, 1960, 2044, 2114, 2240, 2336, 2416, 2555, 2920, 3020, 3136, 3577, 3920, 4088, 4228, 4672, 4832, 5110, 5285, 5840, 6040, 7154, 7399, 7840, 8176, 8456, 9664, 10220, 10570, 11023, 11680, 12080, 14308, 14798, 15680, 16352, 16912, 17885, 20440, 21140, 22046, 23360, 24160, 28616, 29596, 32704, 33824, 35770, 36995, 40880, 42280, 44092, 48320, 55115, 57232, 59192, 67648, 71540, 73990, 77161, 81760, 84560, 88184, 110230, 114464, 118384, 143080, 147980, 154322, 163520, 169120, 176368, 220460, 228928, 236768, 286160, 295960, 308644, 338240, 352736, 385805, 440920, 473536, 540127, 572320, 591920, 617288, 705472, 771610, 881840, 1080254, 1144640, 1183840, 1234576, 1543220, 1763680, 2160508, 2367680, 2469152, 2700635, 3086440, 3527360, 4321016, 4938304, 5401270, 6172880, 8642032, 10802540, 12345760, 17284064, 21605080, 24691520, 34568128, 43210160, 86420320, 172840640]

約数ペア:

[(1, 172840640), (2, 86420320), (4, 43210160), (5, 34568128), (7, 24691520), (8, 21605080), (10, 17284064), (14, 12345760), (16, 10802540), (20, 8642032), (28, 6172880), (32, 5401270), (35, 4938304), (40, 4321016), (49, 3527360), (56, 3086440), (64, 2700635), (70, 2469152), (73, 2367680), (80, 2160508), (98, 1763680), (112, 1543220), (140, 1234576), (146, 1183840), (151, 1144640), (160, 1080254), (196, 881840), (224, 771610), (245, 705472), (280, 617288), (292, 591920), (302, 572320), (320, 540127), (365, 473536), (392, 440920), (448, 385805), (490, 352736), (511, 338240), (560, 308644), (584, 295960), (604, 286160), (730, 236768), (755, 228928), (784, 220460), (980, 176368), (1022, 169120), (1057, 163520), (1120, 154322), (1168, 147980), (1208, 143080), (1460, 118384), (1510, 114464), (1568, 110230), (1960, 88184), (2044, 84560), (2114, 81760), (2240, 77161), (2336, 73990), (2416, 71540), (2555, 67648), (2920, 59192), (3020, 57232), (3136, 55115), (3577, 48320), (3920, 44092), (4088, 42280), (4228, 40880), (4672, 36995), (4832, 35770), (5110, 33824), (5285, 32704), (5840, 29596), (6040, 28616), (7154, 24160), (7399, 23360), (7840, 22046), (8176, 21140), (8456, 20440), (9664, 17885), (10220, 16912), (10570, 16352), (11023, 15680), (11680, 14798), (12080, 14308)]