16223900

素因数分解:

$2^2\times 5^2\times 7^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1$

素因数の和:89

約数の個数: 144

約数和(自身を含む): 45830400

約数和(自身を除く): 29606500

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 43, 44, 49, 50, 55, 70, 77, 86, 98, 100, 110, 140, 154, 172, 175, 196, 215, 220, 245, 275, 301, 308, 343, 350, 385, 430, 473, 490, 539, 550, 602, 686, 700, 770, 860, 946, 980, 1075, 1078, 1100, 1204, 1225, 1372, 1505, 1540, 1715, 1892, 1925, 2107, 2150, 2156, 2365, 2450, 2695, 3010, 3311, 3430, 3773, 3850, 4214, 4300, 4730, 4900, 5390, 6020, 6622, 6860, 7525, 7546, 7700, 8428, 8575, 9460, 10535, 10780, 11825, 13244, 13475, 14749, 15050, 15092, 16555, 17150, 18865, 21070, 23177, 23650, 26950, 29498, 30100, 33110, 34300, 37730, 42140, 46354, 47300, 52675, 53900, 58996, 66220, 73745, 75460, 82775, 92708, 94325, 105350, 115885, 147490, 162239, 165550, 188650, 210700, 231770, 294980, 324478, 331100, 368725, 377300, 463540, 579425, 648956, 737450, 811195, 1158850, 1474900, 1622390, 2317700, 3244780, 4055975, 8111950, 16223900]

約数ペア:

[(1, 16223900), (2, 8111950), (4, 4055975), (5, 3244780), (7, 2317700), (10, 1622390), (11, 1474900), (14, 1158850), (20, 811195), (22, 737450), (25, 648956), (28, 579425), (35, 463540), (43, 377300), (44, 368725), (49, 331100), (50, 324478), (55, 294980), (70, 231770), (77, 210700), (86, 188650), (98, 165550), (100, 162239), (110, 147490), (140, 115885), (154, 105350), (172, 94325), (175, 92708), (196, 82775), (215, 75460), (220, 73745), (245, 66220), (275, 58996), (301, 53900), (308, 52675), (343, 47300), (350, 46354), (385, 42140), (430, 37730), (473, 34300), (490, 33110), (539, 30100), (550, 29498), (602, 26950), (686, 23650), (700, 23177), (770, 21070), (860, 18865), (946, 17150), (980, 16555), (1075, 15092), (1078, 15050), (1100, 14749), (1204, 13475), (1225, 13244), (1372, 11825), (1505, 10780), (1540, 10535), (1715, 9460), (1892, 8575), (1925, 8428), (2107, 7700), (2150, 7546), (2156, 7525), (2365, 6860), (2450, 6622), (2695, 6020), (3010, 5390), (3311, 4900), (3430, 4730), (3773, 4300), (3850, 4214)]