72208920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:158

約数の個数: 256

約数和(自身を含む): 265420800

約数和(自身を除く): 193211880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 47, 56, 59, 60, 62, 70, 84, 93, 94, 105, 118, 120, 124, 140, 141, 155, 168, 177, 186, 188, 210, 217, 235, 236, 248, 280, 282, 295, 310, 329, 354, 372, 376, 413, 420, 434, 465, 470, 472, 564, 590, 620, 651, 658, 705, 708, 744, 826, 840, 868, 885, 930, 940, 987, 1085, 1128, 1180, 1239, 1240, 1302, 1316, 1410, 1416, 1457, 1645, 1652, 1736, 1770, 1829, 1860, 1880, 1974, 2065, 2170, 2360, 2478, 2604, 2632, 2773, 2820, 2914, 3255, 3290, 3304, 3540, 3658, 3720, 3948, 4130, 4340, 4371, 4935, 4956, 5208, 5487, 5546, 5640, 5828, 6195, 6510, 6580, 7080, 7285, 7316, 7896, 8260, 8319, 8680, 8742, 9145, 9870, 9912, 10199, 10974, 11092, 11656, 12390, 12803, 13020, 13160, 13865, 14570, 14632, 16520, 16638, 17484, 18290, 19411, 19740, 20398, 21855, 21948, 22184, 24780, 25606, 26040, 27435, 27730, 29140, 30597, 33276, 34968, 36580, 38409, 38822, 39480, 40796, 41595, 43710, 43896, 49560, 50995, 51212, 54870, 55460, 58233, 58280, 61194, 64015, 66552, 73160, 76818, 77644, 81592, 83190, 85963, 87420, 97055, 101990, 102424, 109740, 110920, 116466, 122388, 128030, 152985, 153636, 155288, 166380, 171926, 174840, 192045, 194110, 203980, 219480, 232932, 244776, 256060, 257889, 291165, 305970, 307272, 332760, 343852, 384090, 388220, 407960, 429815, 465864, 512120, 515778, 582330, 601741, 611940, 687704, 768180, 776440, 859630, 1031556, 1164660, 1203482, 1223880, 1289445, 1536360, 1719260, 1805223, 2063112, 2329320, 2406964, 2578890, 3008705, 3438520, 3610446, 4813928, 5157780, 6017410, 7220892, 9026115, 10315560, 12034820, 14441784, 18052230, 24069640, 36104460, 72208920]

約数ペア:

[(1, 72208920), (2, 36104460), (3, 24069640), (4, 18052230), (5, 14441784), (6, 12034820), (7, 10315560), (8, 9026115), (10, 7220892), (12, 6017410), (14, 5157780), (15, 4813928), (20, 3610446), (21, 3438520), (24, 3008705), (28, 2578890), (30, 2406964), (31, 2329320), (35, 2063112), (40, 1805223), (42, 1719260), (47, 1536360), (56, 1289445), (59, 1223880), (60, 1203482), (62, 1164660), (70, 1031556), (84, 859630), (93, 776440), (94, 768180), (105, 687704), (118, 611940), (120, 601741), (124, 582330), (140, 515778), (141, 512120), (155, 465864), (168, 429815), (177, 407960), (186, 388220), (188, 384090), (210, 343852), (217, 332760), (235, 307272), (236, 305970), (248, 291165), (280, 257889), (282, 256060), (295, 244776), (310, 232932), (329, 219480), (354, 203980), (372, 194110), (376, 192045), (413, 174840), (420, 171926), (434, 166380), (465, 155288), (470, 153636), (472, 152985), (564, 128030), (590, 122388), (620, 116466), (651, 110920), (658, 109740), (705, 102424), (708, 101990), (744, 97055), (826, 87420), (840, 85963), (868, 83190), (885, 81592), (930, 77644), (940, 76818), (987, 73160), (1085, 66552), (1128, 64015), (1180, 61194), (1239, 58280), (1240, 58233), (1302, 55460), (1316, 54870), (1410, 51212), (1416, 50995), (1457, 49560), (1645, 43896), (1652, 43710), (1736, 41595), (1770, 40796), (1829, 39480), (1860, 38822), (1880, 38409), (1974, 36580), (2065, 34968), (2170, 33276), (2360, 30597), (2478, 29140), (2604, 27730), (2632, 27435), (2773, 26040), (2820, 25606), (2914, 24780), (3255, 22184), (3290, 21948), (3304, 21855), (3540, 20398), (3658, 19740), (3720, 19411), (3948, 18290), (4130, 17484), (4340, 16638), (4371, 16520), (4935, 14632), (4956, 14570), (5208, 13865), (5487, 13160), (5546, 13020), (5640, 12803), (5828, 12390), (6195, 11656), (6510, 11092), (6580, 10974), (7080, 10199), (7285, 9912), (7316, 9870), (7896, 9145), (8260, 8742), (8319, 8680)]