551465880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{317}}^1$

素因数の和:466

約数の個数: 256

約数和(自身を含む): 2014848000

約数和(自身を除く): 1463382120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 109, 114, 120, 133, 140, 152, 168, 190, 210, 218, 228, 266, 280, 285, 317, 327, 380, 399, 420, 436, 456, 532, 545, 570, 634, 654, 665, 760, 763, 798, 840, 872, 951, 1064, 1090, 1140, 1268, 1308, 1330, 1526, 1585, 1596, 1635, 1902, 1995, 2071, 2180, 2219, 2280, 2289, 2536, 2616, 2660, 3052, 3170, 3192, 3270, 3804, 3815, 3990, 4142, 4360, 4438, 4578, 4755, 5320, 6023, 6104, 6213, 6340, 6540, 6657, 7608, 7630, 7980, 8284, 8876, 9156, 9510, 10355, 11095, 11445, 12046, 12426, 12680, 13080, 13314, 14497, 15260, 15960, 16568, 17752, 18069, 18312, 19020, 20710, 22190, 22890, 24092, 24852, 26628, 28994, 30115, 30520, 31065, 33285, 34553, 36138, 38040, 41420, 42161, 43491, 44380, 45780, 48184, 49704, 53256, 57988, 60230, 62130, 66570, 69106, 72276, 72485, 82840, 84322, 86982, 88760, 90345, 91560, 103659, 115976, 120460, 124260, 126483, 133140, 138212, 144552, 144970, 168644, 172765, 173964, 180690, 207318, 210805, 217455, 240920, 241871, 248520, 252966, 266280, 276424, 289940, 337288, 345530, 347928, 361380, 414636, 421610, 434910, 483742, 505932, 518295, 579880, 632415, 656507, 691060, 722760, 725613, 829272, 843220, 869820, 967484, 1011864, 1036590, 1209355, 1264830, 1313014, 1382120, 1451226, 1686440, 1739640, 1934968, 1969521, 2073180, 2418710, 2529660, 2626028, 2902452, 3282535, 3628065, 3939042, 4146360, 4595549, 4837420, 5059320, 5252056, 5804904, 6565070, 7256130, 7878084, 9191098, 9674840, 9847605, 13130140, 13786647, 14512260, 15756168, 18382196, 19695210, 22977745, 26260280, 27573294, 29024520, 36764392, 39390420, 45955490, 55146588, 68933235, 78780840, 91910980, 110293176, 137866470, 183821960, 275732940, 551465880]

約数ペア:

[(1, 551465880), (2, 275732940), (3, 183821960), (4, 137866470), (5, 110293176), (6, 91910980), (7, 78780840), (8, 68933235), (10, 55146588), (12, 45955490), (14, 39390420), (15, 36764392), (19, 29024520), (20, 27573294), (21, 26260280), (24, 22977745), (28, 19695210), (30, 18382196), (35, 15756168), (38, 14512260), (40, 13786647), (42, 13130140), (56, 9847605), (57, 9674840), (60, 9191098), (70, 7878084), (76, 7256130), (84, 6565070), (95, 5804904), (105, 5252056), (109, 5059320), (114, 4837420), (120, 4595549), (133, 4146360), (140, 3939042), (152, 3628065), (168, 3282535), (190, 2902452), (210, 2626028), (218, 2529660), (228, 2418710), (266, 2073180), (280, 1969521), (285, 1934968), (317, 1739640), (327, 1686440), (380, 1451226), (399, 1382120), (420, 1313014), (436, 1264830), (456, 1209355), (532, 1036590), (545, 1011864), (570, 967484), (634, 869820), (654, 843220), (665, 829272), (760, 725613), (763, 722760), (798, 691060), (840, 656507), (872, 632415), (951, 579880), (1064, 518295), (1090, 505932), (1140, 483742), (1268, 434910), (1308, 421610), (1330, 414636), (1526, 361380), (1585, 347928), (1596, 345530), (1635, 337288), (1902, 289940), (1995, 276424), (2071, 266280), (2180, 252966), (2219, 248520), (2280, 241871), (2289, 240920), (2536, 217455), (2616, 210805), (2660, 207318), (3052, 180690), (3170, 173964), (3192, 172765), (3270, 168644), (3804, 144970), (3815, 144552), (3990, 138212), (4142, 133140), (4360, 126483), (4438, 124260), (4578, 120460), (4755, 115976), (5320, 103659), (6023, 91560), (6104, 90345), (6213, 88760), (6340, 86982), (6540, 84322), (6657, 82840), (7608, 72485), (7630, 72276), (7980, 69106), (8284, 66570), (8876, 62130), (9156, 60230), (9510, 57988), (10355, 53256), (11095, 49704), (11445, 48184), (12046, 45780), (12426, 44380), (12680, 43491), (13080, 42161), (13314, 41420), (14497, 38040), (15260, 36138), (15960, 34553), (16568, 33285), (17752, 31065), (18069, 30520), (18312, 30115), (19020, 28994), (20710, 26628), (22190, 24852), (22890, 24092)]