2917980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:100

約数の個数: 144

約数和(自身を含む): 10090080

約数和(自身を除く): 7172100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 29, 30, 36, 39, 43, 45, 52, 58, 60, 65, 78, 86, 87, 90, 116, 117, 129, 130, 145, 156, 172, 174, 180, 195, 215, 234, 258, 260, 261, 290, 348, 377, 387, 390, 430, 435, 468, 516, 522, 559, 580, 585, 645, 754, 774, 780, 860, 870, 1044, 1118, 1131, 1170, 1247, 1290, 1305, 1508, 1548, 1677, 1740, 1885, 1935, 2236, 2262, 2340, 2494, 2580, 2610, 2795, 3354, 3393, 3741, 3770, 3870, 4524, 4988, 5031, 5220, 5590, 5655, 6235, 6708, 6786, 7482, 7540, 7740, 8385, 10062, 11180, 11223, 11310, 12470, 13572, 14964, 16211, 16770, 16965, 18705, 20124, 22446, 22620, 24940, 25155, 32422, 33540, 33930, 37410, 44892, 48633, 50310, 56115, 64844, 67860, 74820, 81055, 97266, 100620, 112230, 145899, 162110, 194532, 224460, 243165, 291798, 324220, 486330, 583596, 729495, 972660, 1458990, 2917980]

約数ペア:

[(1, 2917980), (2, 1458990), (3, 972660), (4, 729495), (5, 583596), (6, 486330), (9, 324220), (10, 291798), (12, 243165), (13, 224460), (15, 194532), (18, 162110), (20, 145899), (26, 112230), (29, 100620), (30, 97266), (36, 81055), (39, 74820), (43, 67860), (45, 64844), (52, 56115), (58, 50310), (60, 48633), (65, 44892), (78, 37410), (86, 33930), (87, 33540), (90, 32422), (116, 25155), (117, 24940), (129, 22620), (130, 22446), (145, 20124), (156, 18705), (172, 16965), (174, 16770), (180, 16211), (195, 14964), (215, 13572), (234, 12470), (258, 11310), (260, 11223), (261, 11180), (290, 10062), (348, 8385), (377, 7740), (387, 7540), (390, 7482), (430, 6786), (435, 6708), (468, 6235), (516, 5655), (522, 5590), (559, 5220), (580, 5031), (585, 4988), (645, 4524), (754, 3870), (774, 3770), (780, 3741), (860, 3393), (870, 3354), (1044, 2795), (1118, 2610), (1131, 2580), (1170, 2494), (1247, 2340), (1290, 2262), (1305, 2236), (1508, 1935), (1548, 1885), (1677, 1740)]