78960420

素因数分解:

$2^2\times 3^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1$

素因数の和:253

約数の個数: 288

約数和(自身を含む): 311141376

約数和(自身を除く): 232180956

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 27, 28, 30, 33, 35, 36, 42, 44, 45, 54, 55, 60, 63, 66, 70, 77, 81, 84, 90, 99, 105, 108, 110, 126, 132, 135, 140, 154, 162, 165, 180, 189, 198, 210, 211, 220, 231, 243, 252, 270, 297, 308, 315, 324, 330, 378, 385, 396, 405, 420, 422, 462, 486, 495, 540, 567, 594, 630, 633, 660, 693, 756, 770, 810, 844, 891, 924, 945, 972, 990, 1055, 1134, 1155, 1188, 1215, 1260, 1266, 1386, 1477, 1485, 1540, 1620, 1701, 1782, 1890, 1899, 1980, 2079, 2110, 2268, 2310, 2321, 2430, 2532, 2673, 2772, 2835, 2954, 2970, 3165, 3402, 3465, 3564, 3780, 3798, 4158, 4220, 4431, 4455, 4620, 4642, 4860, 5346, 5670, 5697, 5908, 5940, 6237, 6330, 6804, 6930, 6963, 7385, 7596, 8316, 8505, 8862, 8910, 9284, 9495, 10395, 10692, 11340, 11394, 11605, 12474, 12660, 13293, 13365, 13860, 13926, 14770, 16247, 17010, 17091, 17724, 17820, 18711, 18990, 20790, 20889, 22155, 22788, 23210, 24948, 26586, 26730, 27852, 28485, 29540, 31185, 32494, 34020, 34182, 34815, 37422, 37980, 39879, 41580, 41778, 44310, 46420, 48741, 51273, 53172, 53460, 56970, 62370, 62667, 64988, 66465, 68364, 69630, 74844, 79758, 81235, 83556, 85455, 88620, 93555, 97482, 102546, 104445, 113940, 119637, 124740, 125334, 132930, 139260, 146223, 159516, 162470, 170910, 187110, 188001, 194964, 199395, 205092, 208890, 239274, 243705, 250668, 256365, 265860, 292446, 313335, 324940, 341820, 358911, 374220, 376002, 398790, 417780, 438669, 478548, 487410, 512730, 564003, 584892, 598185, 626670, 717822, 731115, 752004, 797580, 877338, 940005, 974820, 1025460, 1128006, 1196370, 1253340, 1316007, 1435644, 1462230, 1754676, 1794555, 1880010, 2193345, 2256012, 2392740, 2632014, 2820015, 2924460, 3589110, 3760020, 3948021, 4386690, 5264028, 5640030, 6580035, 7178220, 7896042, 8773380, 11280060, 13160070, 15792084, 19740105, 26320140, 39480210, 78960420]

約数ペア:

[(1, 78960420), (2, 39480210), (3, 26320140), (4, 19740105), (5, 15792084), (6, 13160070), (7, 11280060), (9, 8773380), (10, 7896042), (11, 7178220), (12, 6580035), (14, 5640030), (15, 5264028), (18, 4386690), (20, 3948021), (21, 3760020), (22, 3589110), (27, 2924460), (28, 2820015), (30, 2632014), (33, 2392740), (35, 2256012), (36, 2193345), (42, 1880010), (44, 1794555), (45, 1754676), (54, 1462230), (55, 1435644), (60, 1316007), (63, 1253340), (66, 1196370), (70, 1128006), (77, 1025460), (81, 974820), (84, 940005), (90, 877338), (99, 797580), (105, 752004), (108, 731115), (110, 717822), (126, 626670), (132, 598185), (135, 584892), (140, 564003), (154, 512730), (162, 487410), (165, 478548), (180, 438669), (189, 417780), (198, 398790), (210, 376002), (211, 374220), (220, 358911), (231, 341820), (243, 324940), (252, 313335), (270, 292446), (297, 265860), (308, 256365), (315, 250668), (324, 243705), (330, 239274), (378, 208890), (385, 205092), (396, 199395), (405, 194964), (420, 188001), (422, 187110), (462, 170910), (486, 162470), (495, 159516), (540, 146223), (567, 139260), (594, 132930), (630, 125334), (633, 124740), (660, 119637), (693, 113940), (756, 104445), (770, 102546), (810, 97482), (844, 93555), (891, 88620), (924, 85455), (945, 83556), (972, 81235), (990, 79758), (1055, 74844), (1134, 69630), (1155, 68364), (1188, 66465), (1215, 64988), (1260, 62667), (1266, 62370), (1386, 56970), (1477, 53460), (1485, 53172), (1540, 51273), (1620, 48741), (1701, 46420), (1782, 44310), (1890, 41778), (1899, 41580), (1980, 39879), (2079, 37980), (2110, 37422), (2268, 34815), (2310, 34182), (2321, 34020), (2430, 32494), (2532, 31185), (2673, 29540), (2772, 28485), (2835, 27852), (2954, 26730), (2970, 26586), (3165, 24948), (3402, 23210), (3465, 22788), (3564, 22155), (3780, 20889), (3798, 20790), (4158, 18990), (4220, 18711), (4431, 17820), (4455, 17724), (4620, 17091), (4642, 17010), (4860, 16247), (5346, 14770), (5670, 13926), (5697, 13860), (5908, 13365), (5940, 13293), (6237, 12660), (6330, 12474), (6804, 11605), (6930, 11394), (6963, 11340), (7385, 10692), (7596, 10395), (8316, 9495), (8505, 9284), (8862, 8910)]