28987170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{439}}^1$

素因数の和:551

約数の個数: 64

約数和(自身を含む): 72990720

約数和(自身を除く): 44003550

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 71, 93, 142, 155, 186, 213, 310, 355, 426, 439, 465, 710, 878, 930, 1065, 1317, 2130, 2195, 2201, 2634, 4390, 4402, 6585, 6603, 11005, 13170, 13206, 13609, 22010, 27218, 31169, 33015, 40827, 62338, 66030, 68045, 81654, 93507, 136090, 155845, 187014, 204135, 311690, 408270, 467535, 935070, 966239, 1932478, 2898717, 4831195, 5797434, 9662390, 14493585, 28987170]

約数ペア:

[(1, 28987170), (2, 14493585), (3, 9662390), (5, 5797434), (6, 4831195), (10, 2898717), (15, 1932478), (30, 966239), (31, 935070), (62, 467535), (71, 408270), (93, 311690), (142, 204135), (155, 187014), (186, 155845), (213, 136090), (310, 93507), (355, 81654), (426, 68045), (439, 66030), (465, 62338), (710, 40827), (878, 33015), (930, 31169), (1065, 27218), (1317, 22010), (2130, 13609), (2195, 13206), (2201, 13170), (2634, 11005), (4390, 6603), (4402, 6585)]