278340780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{69239}}^1$

素因数の和:69318

約数の個数: 48

約数和(自身を含む): 790997760

約数和(自身を除く): 512656980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 67, 134, 201, 268, 335, 402, 670, 804, 1005, 1340, 2010, 4020, 69239, 138478, 207717, 276956, 346195, 415434, 692390, 830868, 1038585, 1384780, 2077170, 4154340, 4639013, 9278026, 13917039, 18556052, 23195065, 27834078, 46390130, 55668156, 69585195, 92780260, 139170390, 278340780]

約数ペア:

[(1, 278340780), (2, 139170390), (3, 92780260), (4, 69585195), (5, 55668156), (6, 46390130), (10, 27834078), (12, 23195065), (15, 18556052), (20, 13917039), (30, 9278026), (60, 4639013), (67, 4154340), (134, 2077170), (201, 1384780), (268, 1038585), (335, 830868), (402, 692390), (670, 415434), (804, 346195), (1005, 276956), (1340, 207717), (2010, 138478), (4020, 69239)]