71940840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{227}}^1$

素因数の和:399

約数の個数: 128

約数和(自身を含む): 229824000

約数和(自身を除く): 157883160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 139, 152, 190, 227, 228, 278, 285, 380, 417, 454, 456, 556, 570, 681, 695, 760, 834, 908, 1112, 1135, 1140, 1362, 1390, 1668, 1816, 2085, 2270, 2280, 2641, 2724, 2780, 3336, 3405, 4170, 4313, 4540, 5282, 5448, 5560, 6810, 7923, 8340, 8626, 9080, 10564, 12939, 13205, 13620, 15846, 16680, 17252, 21128, 21565, 25878, 26410, 27240, 31553, 31692, 34504, 39615, 43130, 51756, 52820, 63106, 63384, 64695, 79230, 86260, 94659, 103512, 105640, 126212, 129390, 157765, 158460, 172520, 189318, 252424, 258780, 315530, 316920, 378636, 473295, 517560, 599507, 631060, 757272, 946590, 1199014, 1262120, 1798521, 1893180, 2398028, 2997535, 3597042, 3786360, 4796056, 5995070, 7194084, 8992605, 11990140, 14388168, 17985210, 23980280, 35970420, 71940840]

約数ペア:

[(1, 71940840), (2, 35970420), (3, 23980280), (4, 17985210), (5, 14388168), (6, 11990140), (8, 8992605), (10, 7194084), (12, 5995070), (15, 4796056), (19, 3786360), (20, 3597042), (24, 2997535), (30, 2398028), (38, 1893180), (40, 1798521), (57, 1262120), (60, 1199014), (76, 946590), (95, 757272), (114, 631060), (120, 599507), (139, 517560), (152, 473295), (190, 378636), (227, 316920), (228, 315530), (278, 258780), (285, 252424), (380, 189318), (417, 172520), (454, 158460), (456, 157765), (556, 129390), (570, 126212), (681, 105640), (695, 103512), (760, 94659), (834, 86260), (908, 79230), (1112, 64695), (1135, 63384), (1140, 63106), (1362, 52820), (1390, 51756), (1668, 43130), (1816, 39615), (2085, 34504), (2270, 31692), (2280, 31553), (2641, 27240), (2724, 26410), (2780, 25878), (3336, 21565), (3405, 21128), (4170, 17252), (4313, 16680), (4540, 15846), (5282, 13620), (5448, 13205), (5560, 12939), (6810, 10564), (7923, 9080), (8340, 8626)]