1278900

素因数分解:

$2^2\times 3^2\times 5^2\times 7^2\times {\mathrm{29}}^1$

素因数の和:63

約数の個数: 162

約数和(自身を含む): 4823910

約数和(自身を除く): 3545010

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 29, 30, 35, 36, 42, 45, 49, 50, 58, 60, 63, 70, 75, 84, 87, 90, 98, 100, 105, 116, 126, 140, 145, 147, 150, 174, 175, 180, 196, 203, 210, 225, 245, 252, 261, 290, 294, 300, 315, 348, 350, 406, 420, 435, 441, 450, 490, 522, 525, 580, 588, 609, 630, 700, 725, 735, 812, 870, 882, 900, 980, 1015, 1044, 1050, 1218, 1225, 1260, 1305, 1421, 1450, 1470, 1575, 1740, 1764, 1827, 2030, 2100, 2175, 2205, 2436, 2450, 2610, 2842, 2900, 2940, 3045, 3150, 3654, 3675, 4060, 4263, 4350, 4410, 4900, 5075, 5220, 5684, 6090, 6300, 6525, 7105, 7308, 7350, 8526, 8700, 8820, 9135, 10150, 11025, 12180, 12789, 13050, 14210, 14700, 15225, 17052, 18270, 20300, 21315, 22050, 25578, 26100, 28420, 30450, 35525, 36540, 42630, 44100, 45675, 51156, 60900, 63945, 71050, 85260, 91350, 106575, 127890, 142100, 182700, 213150, 255780, 319725, 426300, 639450, 1278900]

約数ペア:

[(1, 1278900), (2, 639450), (3, 426300), (4, 319725), (5, 255780), (6, 213150), (7, 182700), (9, 142100), (10, 127890), (12, 106575), (14, 91350), (15, 85260), (18, 71050), (20, 63945), (21, 60900), (25, 51156), (28, 45675), (29, 44100), (30, 42630), (35, 36540), (36, 35525), (42, 30450), (45, 28420), (49, 26100), (50, 25578), (58, 22050), (60, 21315), (63, 20300), (70, 18270), (75, 17052), (84, 15225), (87, 14700), (90, 14210), (98, 13050), (100, 12789), (105, 12180), (116, 11025), (126, 10150), (140, 9135), (145, 8820), (147, 8700), (150, 8526), (174, 7350), (175, 7308), (180, 7105), (196, 6525), (203, 6300), (210, 6090), (225, 5684), (245, 5220), (252, 5075), (261, 4900), (290, 4410), (294, 4350), (300, 4263), (315, 4060), (348, 3675), (350, 3654), (406, 3150), (420, 3045), (435, 2940), (441, 2900), (450, 2842), (490, 2610), (522, 2450), (525, 2436), (580, 2205), (588, 2175), (609, 2100), (630, 2030), (700, 1827), (725, 1764), (735, 1740), (812, 1575), (870, 1470), (882, 1450), (900, 1421), (980, 1305), (1015, 1260), (1044, 1225), (1050, 1218)]