21851400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{461}}^1$

素因数の和:559

約数の個数: 96

約数和(自身を含む): 68745600

約数和(自身を除く): 46894200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 79, 100, 120, 150, 158, 200, 237, 300, 316, 395, 461, 474, 600, 632, 790, 922, 948, 1185, 1383, 1580, 1844, 1896, 1975, 2305, 2370, 2766, 3160, 3688, 3950, 4610, 4740, 5532, 5925, 6915, 7900, 9220, 9480, 11064, 11525, 11850, 13830, 15800, 18440, 23050, 23700, 27660, 34575, 36419, 46100, 47400, 55320, 69150, 72838, 92200, 109257, 138300, 145676, 182095, 218514, 276600, 291352, 364190, 437028, 546285, 728380, 874056, 910475, 1092570, 1456760, 1820950, 2185140, 2731425, 3641900, 4370280, 5462850, 7283800, 10925700, 21851400]

約数ペア:

[(1, 21851400), (2, 10925700), (3, 7283800), (4, 5462850), (5, 4370280), (6, 3641900), (8, 2731425), (10, 2185140), (12, 1820950), (15, 1456760), (20, 1092570), (24, 910475), (25, 874056), (30, 728380), (40, 546285), (50, 437028), (60, 364190), (75, 291352), (79, 276600), (100, 218514), (120, 182095), (150, 145676), (158, 138300), (200, 109257), (237, 92200), (300, 72838), (316, 69150), (395, 55320), (461, 47400), (474, 46100), (600, 36419), (632, 34575), (790, 27660), (922, 23700), (948, 23050), (1185, 18440), (1383, 15800), (1580, 13830), (1844, 11850), (1896, 11525), (1975, 11064), (2305, 9480), (2370, 9220), (2766, 7900), (3160, 6915), (3688, 5925), (3950, 5532), (4610, 4740)]