28073520

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{317}}^1$

素因数の和:380

約数の個数: 160

約数和(自身を含む): 99368640

約数和(自身を除く): 71295120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 41, 45, 48, 54, 60, 72, 80, 82, 90, 108, 120, 123, 135, 144, 164, 180, 205, 216, 240, 246, 270, 317, 328, 360, 369, 410, 432, 492, 540, 615, 634, 656, 720, 738, 820, 951, 984, 1080, 1107, 1230, 1268, 1476, 1585, 1640, 1845, 1902, 1968, 2160, 2214, 2460, 2536, 2853, 2952, 3170, 3280, 3690, 3804, 4428, 4755, 4920, 5072, 5535, 5706, 5904, 6340, 7380, 7608, 8559, 8856, 9510, 9840, 11070, 11412, 12680, 12997, 14265, 14760, 15216, 17118, 17712, 19020, 22140, 22824, 25360, 25994, 28530, 29520, 34236, 38040, 38991, 42795, 44280, 45648, 51988, 57060, 64985, 68472, 76080, 77982, 85590, 88560, 103976, 114120, 116973, 129970, 136944, 155964, 171180, 194955, 207952, 228240, 233946, 259940, 311928, 342360, 350919, 389910, 467892, 519880, 584865, 623856, 684720, 701838, 779820, 935784, 1039760, 1169730, 1403676, 1559640, 1754595, 1871568, 2339460, 2807352, 3119280, 3509190, 4678920, 5614704, 7018380, 9357840, 14036760, 28073520]

約数ペア:

[(1, 28073520), (2, 14036760), (3, 9357840), (4, 7018380), (5, 5614704), (6, 4678920), (8, 3509190), (9, 3119280), (10, 2807352), (12, 2339460), (15, 1871568), (16, 1754595), (18, 1559640), (20, 1403676), (24, 1169730), (27, 1039760), (30, 935784), (36, 779820), (40, 701838), (41, 684720), (45, 623856), (48, 584865), (54, 519880), (60, 467892), (72, 389910), (80, 350919), (82, 342360), (90, 311928), (108, 259940), (120, 233946), (123, 228240), (135, 207952), (144, 194955), (164, 171180), (180, 155964), (205, 136944), (216, 129970), (240, 116973), (246, 114120), (270, 103976), (317, 88560), (328, 85590), (360, 77982), (369, 76080), (410, 68472), (432, 64985), (492, 57060), (540, 51988), (615, 45648), (634, 44280), (656, 42795), (720, 38991), (738, 38040), (820, 34236), (951, 29520), (984, 28530), (1080, 25994), (1107, 25360), (1230, 22824), (1268, 22140), (1476, 19020), (1585, 17712), (1640, 17118), (1845, 15216), (1902, 14760), (1968, 14265), (2160, 12997), (2214, 12680), (2460, 11412), (2536, 11070), (2853, 9840), (2952, 9510), (3170, 8856), (3280, 8559), (3690, 7608), (3804, 7380), (4428, 6340), (4755, 5904), (4920, 5706), (5072, 5535)]