177320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1$

素因数の和:66

約数の個数: 64

約数和(自身を含む): 483840

約数和(自身を除く): 306520

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 31, 40, 44, 52, 55, 62, 65, 88, 104, 110, 124, 130, 143, 155, 220, 248, 260, 286, 310, 341, 403, 440, 520, 572, 620, 682, 715, 806, 1144, 1240, 1364, 1430, 1612, 1705, 2015, 2728, 2860, 3224, 3410, 4030, 4433, 5720, 6820, 8060, 8866, 13640, 16120, 17732, 22165, 35464, 44330, 88660, 177320]

約数ペア:

[(1, 177320), (2, 88660), (4, 44330), (5, 35464), (8, 22165), (10, 17732), (11, 16120), (13, 13640), (20, 8866), (22, 8060), (26, 6820), (31, 5720), (40, 4433), (44, 4030), (52, 3410), (55, 3224), (62, 2860), (65, 2728), (88, 2015), (104, 1705), (110, 1612), (124, 1430), (130, 1364), (143, 1240), (155, 1144), (220, 806), (248, 715), (260, 682), (286, 620), (310, 572), (341, 520), (403, 440)]