31817970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{809}}^1$

素因数の和:864

約数の個数: 96

約数和(自身を含む): 90979200

約数和(自身を除く): 59161230

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 23, 30, 38, 45, 46, 57, 69, 90, 95, 114, 115, 138, 171, 190, 207, 230, 285, 342, 345, 414, 437, 570, 690, 809, 855, 874, 1035, 1311, 1618, 1710, 2070, 2185, 2427, 2622, 3933, 4045, 4370, 4854, 6555, 7281, 7866, 8090, 12135, 13110, 14562, 15371, 18607, 19665, 24270, 30742, 36405, 37214, 39330, 46113, 55821, 72810, 76855, 92226, 93035, 111642, 138339, 153710, 167463, 186070, 230565, 276678, 279105, 334926, 353533, 461130, 558210, 691695, 707066, 837315, 1060599, 1383390, 1674630, 1767665, 2121198, 3181797, 3535330, 5302995, 6363594, 10605990, 15908985, 31817970]

約数ペア:

[(1, 31817970), (2, 15908985), (3, 10605990), (5, 6363594), (6, 5302995), (9, 3535330), (10, 3181797), (15, 2121198), (18, 1767665), (19, 1674630), (23, 1383390), (30, 1060599), (38, 837315), (45, 707066), (46, 691695), (57, 558210), (69, 461130), (90, 353533), (95, 334926), (114, 279105), (115, 276678), (138, 230565), (171, 186070), (190, 167463), (207, 153710), (230, 138339), (285, 111642), (342, 93035), (345, 92226), (414, 76855), (437, 72810), (570, 55821), (690, 46113), (809, 39330), (855, 37214), (874, 36405), (1035, 30742), (1311, 24270), (1618, 19665), (1710, 18607), (2070, 15371), (2185, 14562), (2427, 13110), (2622, 12135), (3933, 8090), (4045, 7866), (4370, 7281), (4854, 6555)]