259357280

素因数分解:

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

素因数の和:461

約数の個数: 192

約数和(自身を含む): 772208640

約数和(自身を除く): 512851360

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 47, 52, 56, 65, 70, 80, 91, 94, 104, 112, 130, 140, 160, 182, 188, 208, 224, 235, 260, 280, 329, 364, 376, 379, 416, 455, 470, 520, 560, 611, 658, 728, 752, 758, 910, 940, 1040, 1120, 1222, 1316, 1456, 1504, 1516, 1645, 1820, 1880, 1895, 2080, 2444, 2632, 2653, 2912, 3032, 3055, 3290, 3640, 3760, 3790, 4277, 4888, 4927, 5264, 5306, 6064, 6110, 6580, 7280, 7520, 7580, 8554, 9776, 9854, 10528, 10612, 12128, 12220, 13160, 13265, 14560, 15160, 17108, 17813, 19552, 19708, 21224, 21385, 24440, 24635, 26320, 26530, 30320, 34216, 34489, 35626, 39416, 42448, 42770, 48880, 49270, 52640, 53060, 60640, 68432, 68978, 71252, 78832, 84896, 85540, 89065, 97760, 98540, 106120, 124691, 136864, 137956, 142504, 157664, 171080, 172445, 178130, 197080, 212240, 231569, 249382, 275912, 285008, 342160, 344890, 356260, 394160, 424480, 463138, 498764, 551824, 570016, 623455, 684320, 689780, 712520, 788320, 926276, 997528, 1103648, 1157845, 1246910, 1379560, 1425040, 1620983, 1852552, 1995056, 2315690, 2493820, 2759120, 2850080, 3241966, 3705104, 3990112, 4631380, 4987640, 5518240, 6483932, 7410208, 8104915, 9262760, 9975280, 12967864, 16209830, 18525520, 19950560, 25935728, 32419660, 37051040, 51871456, 64839320, 129678640, 259357280]

約数ペア:

[(1, 259357280), (2, 129678640), (4, 64839320), (5, 51871456), (7, 37051040), (8, 32419660), (10, 25935728), (13, 19950560), (14, 18525520), (16, 16209830), (20, 12967864), (26, 9975280), (28, 9262760), (32, 8104915), (35, 7410208), (40, 6483932), (47, 5518240), (52, 4987640), (56, 4631380), (65, 3990112), (70, 3705104), (80, 3241966), (91, 2850080), (94, 2759120), (104, 2493820), (112, 2315690), (130, 1995056), (140, 1852552), (160, 1620983), (182, 1425040), (188, 1379560), (208, 1246910), (224, 1157845), (235, 1103648), (260, 997528), (280, 926276), (329, 788320), (364, 712520), (376, 689780), (379, 684320), (416, 623455), (455, 570016), (470, 551824), (520, 498764), (560, 463138), (611, 424480), (658, 394160), (728, 356260), (752, 344890), (758, 342160), (910, 285008), (940, 275912), (1040, 249382), (1120, 231569), (1222, 212240), (1316, 197080), (1456, 178130), (1504, 172445), (1516, 171080), (1645, 157664), (1820, 142504), (1880, 137956), (1895, 136864), (2080, 124691), (2444, 106120), (2632, 98540), (2653, 97760), (2912, 89065), (3032, 85540), (3055, 84896), (3290, 78832), (3640, 71252), (3760, 68978), (3790, 68432), (4277, 60640), (4888, 53060), (4927, 52640), (5264, 49270), (5306, 48880), (6064, 42770), (6110, 42448), (6580, 39416), (7280, 35626), (7520, 34489), (7580, 34216), (8554, 30320), (9776, 26530), (9854, 26320), (10528, 24635), (10612, 24440), (12128, 21385), (12220, 21224), (13160, 19708), (13265, 19552), (14560, 17813), (15160, 17108)]