30690440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{373}}^1$

素因数の和:423

約数の個数: 96

約数和(自身を含む): 80582040

約数和(自身を除く): 49891600

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 121, 136, 170, 187, 220, 242, 340, 373, 374, 440, 484, 605, 680, 746, 748, 935, 968, 1210, 1492, 1496, 1865, 1870, 2057, 2420, 2984, 3730, 3740, 4103, 4114, 4840, 6341, 7460, 7480, 8206, 8228, 10285, 12682, 14920, 16412, 16456, 20515, 20570, 25364, 31705, 32824, 41030, 41140, 45133, 50728, 63410, 69751, 82060, 82280, 90266, 126820, 139502, 164120, 180532, 225665, 253640, 279004, 348755, 361064, 451330, 558008, 697510, 767261, 902660, 1395020, 1534522, 1805320, 2790040, 3069044, 3836305, 6138088, 7672610, 15345220, 30690440]

約数ペア:

[(1, 30690440), (2, 15345220), (4, 7672610), (5, 6138088), (8, 3836305), (10, 3069044), (11, 2790040), (17, 1805320), (20, 1534522), (22, 1395020), (34, 902660), (40, 767261), (44, 697510), (55, 558008), (68, 451330), (85, 361064), (88, 348755), (110, 279004), (121, 253640), (136, 225665), (170, 180532), (187, 164120), (220, 139502), (242, 126820), (340, 90266), (373, 82280), (374, 82060), (440, 69751), (484, 63410), (605, 50728), (680, 45133), (746, 41140), (748, 41030), (935, 32824), (968, 31705), (1210, 25364), (1492, 20570), (1496, 20515), (1865, 16456), (1870, 16412), (2057, 14920), (2420, 12682), (2984, 10285), (3730, 8228), (3740, 8206), (4103, 7480), (4114, 7460), (4840, 6341)]