258471486

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{197}}^1$

素因数の和:320

約数の個数: 160

約数和(自身を含む): 724489920

約数和(自身を除く): 466018434

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 54, 63, 78, 81, 89, 91, 117, 126, 162, 178, 182, 189, 197, 234, 267, 273, 351, 378, 394, 534, 546, 567, 591, 623, 702, 801, 819, 1053, 1134, 1157, 1182, 1246, 1379, 1602, 1638, 1773, 1869, 2106, 2314, 2403, 2457, 2561, 2758, 3471, 3546, 3738, 4137, 4806, 4914, 5122, 5319, 5607, 6942, 7209, 7371, 7683, 8099, 8274, 10413, 10638, 11214, 12411, 14418, 14742, 15366, 15957, 16198, 16821, 17533, 17927, 20826, 23049, 24297, 24822, 31239, 31914, 33642, 35066, 35854, 37233, 46098, 48594, 50463, 52599, 53781, 62478, 69147, 72891, 74466, 93717, 100926, 105198, 107562, 111699, 122731, 138294, 145782, 157797, 161343, 187434, 207441, 218673, 223398, 227929, 245462, 315594, 322686, 368193, 414882, 437346, 455858, 473391, 484029, 656019, 683787, 736386, 946782, 968058, 1104579, 1312038, 1367574, 1420173, 1452087, 1595503, 2051361, 2209158, 2840346, 2904174, 3191006, 3313737, 4102722, 4786509, 6154083, 6627474, 9573018, 9941211, 12308166, 14359527, 18462249, 19882422, 28719054, 36924498, 43078581, 86157162, 129235743, 258471486]

約数ペア:

[(1, 258471486), (2, 129235743), (3, 86157162), (6, 43078581), (7, 36924498), (9, 28719054), (13, 19882422), (14, 18462249), (18, 14359527), (21, 12308166), (26, 9941211), (27, 9573018), (39, 6627474), (42, 6154083), (54, 4786509), (63, 4102722), (78, 3313737), (81, 3191006), (89, 2904174), (91, 2840346), (117, 2209158), (126, 2051361), (162, 1595503), (178, 1452087), (182, 1420173), (189, 1367574), (197, 1312038), (234, 1104579), (267, 968058), (273, 946782), (351, 736386), (378, 683787), (394, 656019), (534, 484029), (546, 473391), (567, 455858), (591, 437346), (623, 414882), (702, 368193), (801, 322686), (819, 315594), (1053, 245462), (1134, 227929), (1157, 223398), (1182, 218673), (1246, 207441), (1379, 187434), (1602, 161343), (1638, 157797), (1773, 145782), (1869, 138294), (2106, 122731), (2314, 111699), (2403, 107562), (2457, 105198), (2561, 100926), (2758, 93717), (3471, 74466), (3546, 72891), (3738, 69147), (4137, 62478), (4806, 53781), (4914, 52599), (5122, 50463), (5319, 48594), (5607, 46098), (6942, 37233), (7209, 35854), (7371, 35066), (7683, 33642), (8099, 31914), (8274, 31239), (10413, 24822), (10638, 24297), (11214, 23049), (12411, 20826), (14418, 17927), (14742, 17533), (15366, 16821), (15957, 16198)]