31503570

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{739}}^1$

素因数の和:792

約数の個数: 96

約数和(自身を含む): 91108800

約数和(自身を除く): 59605230

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 29, 30, 35, 42, 49, 58, 70, 87, 98, 105, 145, 147, 174, 203, 210, 245, 290, 294, 406, 435, 490, 609, 735, 739, 870, 1015, 1218, 1421, 1470, 1478, 2030, 2217, 2842, 3045, 3695, 4263, 4434, 5173, 6090, 7105, 7390, 8526, 10346, 11085, 14210, 15519, 21315, 21431, 22170, 25865, 31038, 36211, 42630, 42862, 51730, 64293, 72422, 77595, 107155, 108633, 128586, 150017, 155190, 181055, 214310, 217266, 300034, 321465, 362110, 450051, 543165, 642930, 750085, 900102, 1050119, 1086330, 1500170, 2100238, 2250255, 3150357, 4500510, 5250595, 6300714, 10501190, 15751785, 31503570]

約数ペア:

[(1, 31503570), (2, 15751785), (3, 10501190), (5, 6300714), (6, 5250595), (7, 4500510), (10, 3150357), (14, 2250255), (15, 2100238), (21, 1500170), (29, 1086330), (30, 1050119), (35, 900102), (42, 750085), (49, 642930), (58, 543165), (70, 450051), (87, 362110), (98, 321465), (105, 300034), (145, 217266), (147, 214310), (174, 181055), (203, 155190), (210, 150017), (245, 128586), (290, 108633), (294, 107155), (406, 77595), (435, 72422), (490, 64293), (609, 51730), (735, 42862), (739, 42630), (870, 36211), (1015, 31038), (1218, 25865), (1421, 22170), (1470, 21431), (1478, 21315), (2030, 15519), (2217, 14210), (2842, 11085), (3045, 10346), (3695, 8526), (4263, 7390), (4434, 7105), (5173, 6090)]