30328360

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:322

約数の個数: 64

約数和(自身を含む): 70761600

約数和(自身を除く): 40433240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 71, 118, 142, 181, 236, 284, 295, 355, 362, 472, 568, 590, 710, 724, 905, 1180, 1420, 1448, 1810, 2360, 2840, 3620, 4189, 7240, 8378, 10679, 12851, 16756, 20945, 21358, 25702, 33512, 41890, 42716, 51404, 53395, 64255, 83780, 85432, 102808, 106790, 128510, 167560, 213580, 257020, 427160, 514040, 758209, 1516418, 3032836, 3791045, 6065672, 7582090, 15164180, 30328360]

約数ペア:

[(1, 30328360), (2, 15164180), (4, 7582090), (5, 6065672), (8, 3791045), (10, 3032836), (20, 1516418), (40, 758209), (59, 514040), (71, 427160), (118, 257020), (142, 213580), (181, 167560), (236, 128510), (284, 106790), (295, 102808), (355, 85432), (362, 83780), (472, 64255), (568, 53395), (590, 51404), (710, 42716), (724, 41890), (905, 33512), (1180, 25702), (1420, 21358), (1448, 20945), (1810, 16756), (2360, 12851), (2840, 10679), (3620, 8378), (4189, 7240)]