870837920

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{509}}^1$

素因数の和:595

約数の個数: 144

約数和(自身を含む): 2248971480

約数和(自身を除く): 1378133560

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 37, 40, 68, 74, 80, 85, 136, 148, 160, 170, 185, 272, 289, 296, 340, 370, 509, 544, 578, 592, 629, 680, 740, 1018, 1156, 1184, 1258, 1360, 1445, 1480, 2036, 2312, 2516, 2545, 2720, 2890, 2960, 3145, 4072, 4624, 5032, 5090, 5780, 5920, 6290, 8144, 8653, 9248, 10064, 10180, 10693, 11560, 12580, 16288, 17306, 18833, 20128, 20360, 21386, 23120, 25160, 34612, 37666, 40720, 42772, 43265, 46240, 50320, 53465, 69224, 75332, 81440, 85544, 86530, 94165, 100640, 106930, 138448, 147101, 150664, 171088, 173060, 188330, 213860, 276896, 294202, 301328, 320161, 342176, 346120, 376660, 427720, 588404, 602656, 640322, 692240, 735505, 753320, 855440, 1176808, 1280644, 1384480, 1471010, 1506640, 1600805, 1710880, 2353616, 2561288, 2942020, 3013280, 3201610, 4707232, 5122576, 5442737, 5884040, 6403220, 10245152, 10885474, 11768080, 12806440, 21770948, 23536160, 25612880, 27213685, 43541896, 51225760, 54427370, 87083792, 108854740, 174167584, 217709480, 435418960, 870837920]

約数ペア:

[(1, 870837920), (2, 435418960), (4, 217709480), (5, 174167584), (8, 108854740), (10, 87083792), (16, 54427370), (17, 51225760), (20, 43541896), (32, 27213685), (34, 25612880), (37, 23536160), (40, 21770948), (68, 12806440), (74, 11768080), (80, 10885474), (85, 10245152), (136, 6403220), (148, 5884040), (160, 5442737), (170, 5122576), (185, 4707232), (272, 3201610), (289, 3013280), (296, 2942020), (340, 2561288), (370, 2353616), (509, 1710880), (544, 1600805), (578, 1506640), (592, 1471010), (629, 1384480), (680, 1280644), (740, 1176808), (1018, 855440), (1156, 753320), (1184, 735505), (1258, 692240), (1360, 640322), (1445, 602656), (1480, 588404), (2036, 427720), (2312, 376660), (2516, 346120), (2545, 342176), (2720, 320161), (2890, 301328), (2960, 294202), (3145, 276896), (4072, 213860), (4624, 188330), (5032, 173060), (5090, 171088), (5780, 150664), (5920, 147101), (6290, 138448), (8144, 106930), (8653, 100640), (9248, 94165), (10064, 86530), (10180, 85544), (10693, 81440), (11560, 75332), (12580, 69224), (16288, 53465), (17306, 50320), (18833, 46240), (20128, 43265), (20360, 42772), (21386, 40720), (23120, 37666), (25160, 34612)]