129678640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{379}}^1$

素因数の和:459

約数の個数: 160

約数和(自身を含む): 379975680

約数和(自身を除く): 250297040

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 47, 52, 56, 65, 70, 80, 91, 94, 104, 112, 130, 140, 182, 188, 208, 235, 260, 280, 329, 364, 376, 379, 455, 470, 520, 560, 611, 658, 728, 752, 758, 910, 940, 1040, 1222, 1316, 1456, 1516, 1645, 1820, 1880, 1895, 2444, 2632, 2653, 3032, 3055, 3290, 3640, 3760, 3790, 4277, 4888, 4927, 5264, 5306, 6064, 6110, 6580, 7280, 7580, 8554, 9776, 9854, 10612, 12220, 13160, 13265, 15160, 17108, 17813, 19708, 21224, 21385, 24440, 24635, 26320, 26530, 30320, 34216, 34489, 35626, 39416, 42448, 42770, 48880, 49270, 53060, 68432, 68978, 71252, 78832, 85540, 89065, 98540, 106120, 124691, 137956, 142504, 171080, 172445, 178130, 197080, 212240, 231569, 249382, 275912, 285008, 342160, 344890, 356260, 394160, 463138, 498764, 551824, 623455, 689780, 712520, 926276, 997528, 1157845, 1246910, 1379560, 1425040, 1620983, 1852552, 1995056, 2315690, 2493820, 2759120, 3241966, 3705104, 4631380, 4987640, 6483932, 8104915, 9262760, 9975280, 12967864, 16209830, 18525520, 25935728, 32419660, 64839320, 129678640]

約数ペア:

[(1, 129678640), (2, 64839320), (4, 32419660), (5, 25935728), (7, 18525520), (8, 16209830), (10, 12967864), (13, 9975280), (14, 9262760), (16, 8104915), (20, 6483932), (26, 4987640), (28, 4631380), (35, 3705104), (40, 3241966), (47, 2759120), (52, 2493820), (56, 2315690), (65, 1995056), (70, 1852552), (80, 1620983), (91, 1425040), (94, 1379560), (104, 1246910), (112, 1157845), (130, 997528), (140, 926276), (182, 712520), (188, 689780), (208, 623455), (235, 551824), (260, 498764), (280, 463138), (329, 394160), (364, 356260), (376, 344890), (379, 342160), (455, 285008), (470, 275912), (520, 249382), (560, 231569), (611, 212240), (658, 197080), (728, 178130), (752, 172445), (758, 171080), (910, 142504), (940, 137956), (1040, 124691), (1222, 106120), (1316, 98540), (1456, 89065), (1516, 85540), (1645, 78832), (1820, 71252), (1880, 68978), (1895, 68432), (2444, 53060), (2632, 49270), (2653, 48880), (3032, 42770), (3055, 42448), (3290, 39416), (3640, 35626), (3760, 34489), (3790, 34216), (4277, 30320), (4888, 26530), (4927, 26320), (5264, 24635), (5306, 24440), (6064, 21385), (6110, 21224), (6580, 19708), (7280, 17813), (7580, 17108), (8554, 15160), (9776, 13265), (9854, 13160), (10612, 12220)]