305948040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{547}}^1$

素因数の和:699

約数の個数: 128

約数和(自身を含む): 946944000

約数和(自身を除く): 640995960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 59, 60, 79, 118, 120, 158, 177, 236, 237, 295, 316, 354, 395, 472, 474, 547, 590, 632, 708, 790, 885, 948, 1094, 1180, 1185, 1416, 1580, 1641, 1770, 1896, 2188, 2360, 2370, 2735, 3160, 3282, 3540, 4376, 4661, 4740, 5470, 6564, 7080, 8205, 9322, 9480, 10940, 13128, 13983, 16410, 18644, 21880, 23305, 27966, 32273, 32820, 37288, 43213, 46610, 55932, 64546, 65640, 69915, 86426, 93220, 96819, 111864, 129092, 129639, 139830, 161365, 172852, 186440, 193638, 216065, 258184, 259278, 279660, 322730, 345704, 387276, 432130, 484095, 518556, 559320, 645460, 648195, 774552, 864260, 968190, 1037112, 1290920, 1296390, 1728520, 1936380, 2549567, 2592780, 3872760, 5099134, 5185560, 7648701, 10198268, 12747835, 15297402, 20396536, 25495670, 30594804, 38243505, 50991340, 61189608, 76487010, 101982680, 152974020, 305948040]

約数ペア:

[(1, 305948040), (2, 152974020), (3, 101982680), (4, 76487010), (5, 61189608), (6, 50991340), (8, 38243505), (10, 30594804), (12, 25495670), (15, 20396536), (20, 15297402), (24, 12747835), (30, 10198268), (40, 7648701), (59, 5185560), (60, 5099134), (79, 3872760), (118, 2592780), (120, 2549567), (158, 1936380), (177, 1728520), (236, 1296390), (237, 1290920), (295, 1037112), (316, 968190), (354, 864260), (395, 774552), (472, 648195), (474, 645460), (547, 559320), (590, 518556), (632, 484095), (708, 432130), (790, 387276), (885, 345704), (948, 322730), (1094, 279660), (1180, 259278), (1185, 258184), (1416, 216065), (1580, 193638), (1641, 186440), (1770, 172852), (1896, 161365), (2188, 139830), (2360, 129639), (2370, 129092), (2735, 111864), (3160, 96819), (3282, 93220), (3540, 86426), (4376, 69915), (4661, 65640), (4740, 64546), (5470, 55932), (6564, 46610), (7080, 43213), (8205, 37288), (9322, 32820), (9480, 32273), (10940, 27966), (13128, 23305), (13983, 21880), (16410, 18644)]