28264620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:247

約数の個数: 96

約数和(自身を含む): 82252800

約数和(自身を除く): 53988180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 67, 79, 89, 134, 158, 178, 201, 237, 267, 268, 316, 335, 356, 395, 402, 445, 474, 534, 670, 790, 804, 890, 948, 1005, 1068, 1185, 1335, 1340, 1580, 1780, 2010, 2370, 2670, 4020, 4740, 5293, 5340, 5963, 7031, 10586, 11926, 14062, 15879, 17889, 21093, 21172, 23852, 26465, 28124, 29815, 31758, 35155, 35778, 42186, 52930, 59630, 63516, 70310, 71556, 79395, 84372, 89445, 105465, 105860, 119260, 140620, 158790, 178890, 210930, 317580, 357780, 421860, 471077, 942154, 1413231, 1884308, 2355385, 2826462, 4710770, 5652924, 7066155, 9421540, 14132310, 28264620]

約数ペア:

[(1, 28264620), (2, 14132310), (3, 9421540), (4, 7066155), (5, 5652924), (6, 4710770), (10, 2826462), (12, 2355385), (15, 1884308), (20, 1413231), (30, 942154), (60, 471077), (67, 421860), (79, 357780), (89, 317580), (134, 210930), (158, 178890), (178, 158790), (201, 140620), (237, 119260), (267, 105860), (268, 105465), (316, 89445), (335, 84372), (356, 79395), (395, 71556), (402, 70310), (445, 63516), (474, 59630), (534, 52930), (670, 42186), (790, 35778), (804, 35155), (890, 31758), (948, 29815), (1005, 28124), (1068, 26465), (1185, 23852), (1335, 21172), (1340, 21093), (1580, 17889), (1780, 15879), (2010, 14062), (2370, 11926), (2670, 10586), (4020, 7031), (4740, 5963), (5293, 5340)]