13428780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{263}}^1$

素因数の和:335

約数の個数: 96

約数和(自身を含む): 40449024

約数和(自身を除く): 27020244

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 37, 46, 60, 69, 74, 92, 111, 115, 138, 148, 185, 222, 230, 263, 276, 345, 370, 444, 460, 526, 555, 690, 740, 789, 851, 1052, 1110, 1315, 1380, 1578, 1702, 2220, 2553, 2630, 3156, 3404, 3945, 4255, 5106, 5260, 6049, 7890, 8510, 9731, 10212, 12098, 12765, 15780, 17020, 18147, 19462, 24196, 25530, 29193, 30245, 36294, 38924, 48655, 51060, 58386, 60490, 72588, 90735, 97310, 116772, 120980, 145965, 181470, 194620, 223813, 291930, 362940, 447626, 583860, 671439, 895252, 1119065, 1342878, 2238130, 2685756, 3357195, 4476260, 6714390, 13428780]

約数ペア:

[(1, 13428780), (2, 6714390), (3, 4476260), (4, 3357195), (5, 2685756), (6, 2238130), (10, 1342878), (12, 1119065), (15, 895252), (20, 671439), (23, 583860), (30, 447626), (37, 362940), (46, 291930), (60, 223813), (69, 194620), (74, 181470), (92, 145965), (111, 120980), (115, 116772), (138, 97310), (148, 90735), (185, 72588), (222, 60490), (230, 58386), (263, 51060), (276, 48655), (345, 38924), (370, 36294), (444, 30245), (460, 29193), (526, 25530), (555, 24196), (690, 19462), (740, 18147), (789, 17020), (851, 15780), (1052, 12765), (1110, 12098), (1315, 10212), (1380, 9731), (1578, 8510), (1702, 7890), (2220, 6049), (2553, 5260), (2630, 5106), (3156, 4255), (3404, 3945)]