21777360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:213

約数の個数: 160

約数和(自身を含む): 75316608

約数和(自身を除く): 53539248

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 73, 80, 88, 110, 113, 120, 132, 146, 165, 176, 219, 220, 226, 240, 264, 292, 330, 339, 365, 438, 440, 452, 528, 565, 584, 660, 678, 730, 803, 876, 880, 904, 1095, 1130, 1168, 1243, 1320, 1356, 1460, 1606, 1695, 1752, 1808, 2190, 2260, 2409, 2486, 2640, 2712, 2920, 3212, 3390, 3504, 3729, 4015, 4380, 4520, 4818, 4972, 5424, 5840, 6215, 6424, 6780, 7458, 8030, 8249, 8760, 9040, 9636, 9944, 12045, 12430, 12848, 13560, 14916, 16060, 16498, 17520, 18645, 19272, 19888, 24090, 24747, 24860, 27120, 29832, 32120, 32996, 37290, 38544, 41245, 48180, 49494, 49720, 59664, 64240, 65992, 74580, 82490, 90739, 96360, 98988, 99440, 123735, 131984, 149160, 164980, 181478, 192720, 197976, 247470, 272217, 298320, 329960, 362956, 395952, 453695, 494940, 544434, 659920, 725912, 907390, 989880, 1088868, 1361085, 1451824, 1814780, 1979760, 2177736, 2722170, 3629560, 4355472, 5444340, 7259120, 10888680, 21777360]

約数ペア:

[(1, 21777360), (2, 10888680), (3, 7259120), (4, 5444340), (5, 4355472), (6, 3629560), (8, 2722170), (10, 2177736), (11, 1979760), (12, 1814780), (15, 1451824), (16, 1361085), (20, 1088868), (22, 989880), (24, 907390), (30, 725912), (33, 659920), (40, 544434), (44, 494940), (48, 453695), (55, 395952), (60, 362956), (66, 329960), (73, 298320), (80, 272217), (88, 247470), (110, 197976), (113, 192720), (120, 181478), (132, 164980), (146, 149160), (165, 131984), (176, 123735), (219, 99440), (220, 98988), (226, 96360), (240, 90739), (264, 82490), (292, 74580), (330, 65992), (339, 64240), (365, 59664), (438, 49720), (440, 49494), (452, 48180), (528, 41245), (565, 38544), (584, 37290), (660, 32996), (678, 32120), (730, 29832), (803, 27120), (876, 24860), (880, 24747), (904, 24090), (1095, 19888), (1130, 19272), (1168, 18645), (1243, 17520), (1320, 16498), (1356, 16060), (1460, 14916), (1606, 13560), (1695, 12848), (1752, 12430), (1808, 12045), (2190, 9944), (2260, 9636), (2409, 9040), (2486, 8760), (2640, 8249), (2712, 8030), (2920, 7458), (3212, 6780), (3390, 6424), (3504, 6215), (3729, 5840), (4015, 5424), (4380, 4972), (4520, 4818)]