142730440

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{197}}^1\times {\mathrm{307}}^1$

素因数の和:574

約数の個数: 64

約数和(自身を含む): 329313600

約数和(自身を除く): 186583160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 197, 236, 295, 307, 394, 472, 590, 614, 788, 985, 1180, 1228, 1535, 1576, 1970, 2360, 2456, 3070, 3940, 6140, 7880, 11623, 12280, 18113, 23246, 36226, 46492, 58115, 60479, 72452, 90565, 92984, 116230, 120958, 144904, 181130, 232460, 241916, 302395, 362260, 464920, 483832, 604790, 724520, 1209580, 2419160, 3568261, 7136522, 14273044, 17841305, 28546088, 35682610, 71365220, 142730440]

約数ペア:

[(1, 142730440), (2, 71365220), (4, 35682610), (5, 28546088), (8, 17841305), (10, 14273044), (20, 7136522), (40, 3568261), (59, 2419160), (118, 1209580), (197, 724520), (236, 604790), (295, 483832), (307, 464920), (394, 362260), (472, 302395), (590, 241916), (614, 232460), (788, 181130), (985, 144904), (1180, 120958), (1228, 116230), (1535, 92984), (1576, 90565), (1970, 72452), (2360, 60479), (2456, 58115), (3070, 46492), (3940, 36226), (6140, 23246), (7880, 18113), (11623, 12280)]