423288880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{659}}^1$

素因数の和:747

約数の個数: 160

約数和(自身を含む): 1194209280

約数和(自身を除く): 770920400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 37, 40, 56, 62, 70, 74, 80, 112, 124, 140, 148, 155, 185, 217, 248, 259, 280, 296, 310, 370, 434, 496, 518, 560, 592, 620, 659, 740, 868, 1036, 1085, 1147, 1240, 1295, 1318, 1480, 1736, 2072, 2170, 2294, 2480, 2590, 2636, 2960, 3295, 3472, 4144, 4340, 4588, 4613, 5180, 5272, 5735, 6590, 8029, 8680, 9176, 9226, 10360, 10544, 11470, 13180, 16058, 17360, 18352, 18452, 20429, 20720, 22940, 23065, 24383, 26360, 32116, 36904, 40145, 40858, 45880, 46130, 48766, 52720, 64232, 73808, 80290, 81716, 91760, 92260, 97532, 102145, 121915, 128464, 143003, 160580, 163432, 170681, 184520, 195064, 204290, 243830, 286006, 321160, 326864, 341362, 369040, 390128, 408580, 487660, 572012, 642320, 682724, 715015, 755873, 817160, 853405, 975320, 1144024, 1365448, 1430030, 1511746, 1634320, 1706810, 1950640, 2288048, 2730896, 2860060, 3023492, 3413620, 3779365, 5291111, 5720120, 6046984, 6827240, 7558730, 10582222, 11440240, 12093968, 13654480, 15117460, 21164444, 26455555, 30234920, 42328888, 52911110, 60469840, 84657776, 105822220, 211644440, 423288880]

約数ペア:

[(1, 423288880), (2, 211644440), (4, 105822220), (5, 84657776), (7, 60469840), (8, 52911110), (10, 42328888), (14, 30234920), (16, 26455555), (20, 21164444), (28, 15117460), (31, 13654480), (35, 12093968), (37, 11440240), (40, 10582222), (56, 7558730), (62, 6827240), (70, 6046984), (74, 5720120), (80, 5291111), (112, 3779365), (124, 3413620), (140, 3023492), (148, 2860060), (155, 2730896), (185, 2288048), (217, 1950640), (248, 1706810), (259, 1634320), (280, 1511746), (296, 1430030), (310, 1365448), (370, 1144024), (434, 975320), (496, 853405), (518, 817160), (560, 755873), (592, 715015), (620, 682724), (659, 642320), (740, 572012), (868, 487660), (1036, 408580), (1085, 390128), (1147, 369040), (1240, 341362), (1295, 326864), (1318, 321160), (1480, 286006), (1736, 243830), (2072, 204290), (2170, 195064), (2294, 184520), (2480, 170681), (2590, 163432), (2636, 160580), (2960, 143003), (3295, 128464), (3472, 121915), (4144, 102145), (4340, 97532), (4588, 92260), (4613, 91760), (5180, 81716), (5272, 80290), (5735, 73808), (6590, 64232), (8029, 52720), (8680, 48766), (9176, 46130), (9226, 45880), (10360, 40858), (10544, 40145), (11470, 36904), (13180, 32116), (16058, 26360), (17360, 24383), (18352, 23065), (18452, 22940), (20429, 20720)]