138465160

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{223}}^1$

素因数の和:315

約数の個数: 96

約数和(自身を含む): 337962240

約数和(自身を除く): 199497080

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 43, 76, 86, 95, 152, 172, 190, 215, 223, 344, 361, 380, 430, 446, 722, 760, 817, 860, 892, 1115, 1444, 1634, 1720, 1784, 1805, 2230, 2888, 3268, 3610, 4085, 4237, 4460, 6536, 7220, 8170, 8474, 8920, 9589, 14440, 15523, 16340, 16948, 19178, 21185, 31046, 32680, 33896, 38356, 42370, 47945, 62092, 76712, 77615, 80503, 84740, 95890, 124184, 155230, 161006, 169480, 182191, 191780, 310460, 322012, 364382, 383560, 402515, 620920, 644024, 728764, 805030, 910955, 1457528, 1610060, 1821910, 3220120, 3461629, 3643820, 6923258, 7287640, 13846516, 17308145, 27693032, 34616290, 69232580, 138465160]

約数ペア:

[(1, 138465160), (2, 69232580), (4, 34616290), (5, 27693032), (8, 17308145), (10, 13846516), (19, 7287640), (20, 6923258), (38, 3643820), (40, 3461629), (43, 3220120), (76, 1821910), (86, 1610060), (95, 1457528), (152, 910955), (172, 805030), (190, 728764), (215, 644024), (223, 620920), (344, 402515), (361, 383560), (380, 364382), (430, 322012), (446, 310460), (722, 191780), (760, 182191), (817, 169480), (860, 161006), (892, 155230), (1115, 124184), (1444, 95890), (1634, 84740), (1720, 80503), (1784, 77615), (1805, 76712), (2230, 62092), (2888, 47945), (3268, 42370), (3610, 38356), (4085, 33896), (4237, 32680), (4460, 31046), (6536, 21185), (7220, 19178), (8170, 16948), (8474, 16340), (8920, 15523), (9589, 14440)]