30231920

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1$

素因数の和:282

約数の個数: 80

約数和(自身を含む): 74057760

約数和(自身を除く): 43825840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 83, 116, 145, 157, 166, 232, 290, 314, 332, 415, 464, 580, 628, 664, 785, 830, 1160, 1256, 1328, 1570, 1660, 2320, 2407, 2512, 3140, 3320, 4553, 4814, 6280, 6640, 9106, 9628, 12035, 12560, 13031, 18212, 19256, 22765, 24070, 26062, 36424, 38512, 45530, 48140, 52124, 65155, 72848, 91060, 96280, 104248, 130310, 182120, 192560, 208496, 260620, 364240, 377899, 521240, 755798, 1042480, 1511596, 1889495, 3023192, 3778990, 6046384, 7557980, 15115960, 30231920]

約数ペア:

[(1, 30231920), (2, 15115960), (4, 7557980), (5, 6046384), (8, 3778990), (10, 3023192), (16, 1889495), (20, 1511596), (29, 1042480), (40, 755798), (58, 521240), (80, 377899), (83, 364240), (116, 260620), (145, 208496), (157, 192560), (166, 182120), (232, 130310), (290, 104248), (314, 96280), (332, 91060), (415, 72848), (464, 65155), (580, 52124), (628, 48140), (664, 45530), (785, 38512), (830, 36424), (1160, 26062), (1256, 24070), (1328, 22765), (1570, 19256), (1660, 18212), (2320, 13031), (2407, 12560), (2512, 12035), (3140, 9628), (3320, 9106), (4553, 6640), (4814, 6280)]