28449960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3079}}^1$

素因数の和:3111

約数の個数: 128

約数和(自身を含む): 106444800

約数和(自身を除く): 77994840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 105, 110, 120, 132, 140, 154, 165, 168, 210, 220, 231, 264, 280, 308, 330, 385, 420, 440, 462, 616, 660, 770, 840, 924, 1155, 1320, 1540, 1848, 2310, 3079, 3080, 4620, 6158, 9237, 9240, 12316, 15395, 18474, 21553, 24632, 30790, 33869, 36948, 43106, 46185, 61580, 64659, 67738, 73896, 86212, 92370, 101607, 107765, 123160, 129318, 135476, 169345, 172424, 184740, 203214, 215530, 237083, 258636, 270952, 323295, 338690, 369480, 406428, 431060, 474166, 508035, 517272, 646590, 677380, 711249, 812856, 862120, 948332, 1016070, 1185415, 1293180, 1354760, 1422498, 1896664, 2032140, 2370830, 2586360, 2844996, 3556245, 4064280, 4741660, 5689992, 7112490, 9483320, 14224980, 28449960]

約数ペア:

[(1, 28449960), (2, 14224980), (3, 9483320), (4, 7112490), (5, 5689992), (6, 4741660), (7, 4064280), (8, 3556245), (10, 2844996), (11, 2586360), (12, 2370830), (14, 2032140), (15, 1896664), (20, 1422498), (21, 1354760), (22, 1293180), (24, 1185415), (28, 1016070), (30, 948332), (33, 862120), (35, 812856), (40, 711249), (42, 677380), (44, 646590), (55, 517272), (56, 508035), (60, 474166), (66, 431060), (70, 406428), (77, 369480), (84, 338690), (88, 323295), (105, 270952), (110, 258636), (120, 237083), (132, 215530), (140, 203214), (154, 184740), (165, 172424), (168, 169345), (210, 135476), (220, 129318), (231, 123160), (264, 107765), (280, 101607), (308, 92370), (330, 86212), (385, 73896), (420, 67738), (440, 64659), (462, 61580), (616, 46185), (660, 43106), (770, 36948), (840, 33869), (924, 30790), (1155, 24632), (1320, 21553), (1540, 18474), (1848, 15395), (2310, 12316), (3079, 9240), (3080, 9237), (4620, 6158)]