438186840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{40127}}^1$

素因数の和:40161

約数の個数: 128

約数和(自身を含む): 1617960960

約数和(自身を除く): 1179774120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3640, 5460, 10920, 40127, 80254, 120381, 160508, 200635, 240762, 280889, 321016, 401270, 481524, 521651, 561778, 601905, 802540, 842667, 963048, 1043302, 1123556, 1203810, 1404445, 1564953, 1605080, 1685334, 2086604, 2247112, 2407620, 2608255, 2808890, 3129906, 3370668, 3651557, 4173208, 4213335, 4815240, 5216510, 5617780, 6259812, 6741336, 7303114, 7824765, 8426670, 10433020, 10954671, 11235560, 12519624, 14606228, 15649530, 16853340, 18257785, 20866040, 21909342, 29212456, 31299060, 33706680, 36515570, 43818684, 54773355, 62598120, 73031140, 87637368, 109546710, 146062280, 219093420, 438186840]

約数ペア:

[(1, 438186840), (2, 219093420), (3, 146062280), (4, 109546710), (5, 87637368), (6, 73031140), (7, 62598120), (8, 54773355), (10, 43818684), (12, 36515570), (13, 33706680), (14, 31299060), (15, 29212456), (20, 21909342), (21, 20866040), (24, 18257785), (26, 16853340), (28, 15649530), (30, 14606228), (35, 12519624), (39, 11235560), (40, 10954671), (42, 10433020), (52, 8426670), (56, 7824765), (60, 7303114), (65, 6741336), (70, 6259812), (78, 5617780), (84, 5216510), (91, 4815240), (104, 4213335), (105, 4173208), (120, 3651557), (130, 3370668), (140, 3129906), (156, 2808890), (168, 2608255), (182, 2407620), (195, 2247112), (210, 2086604), (260, 1685334), (273, 1605080), (280, 1564953), (312, 1404445), (364, 1203810), (390, 1123556), (420, 1043302), (455, 963048), (520, 842667), (546, 802540), (728, 601905), (780, 561778), (840, 521651), (910, 481524), (1092, 401270), (1365, 321016), (1560, 280889), (1820, 240762), (2184, 200635), (2730, 160508), (3640, 120381), (5460, 80254), (10920, 40127)]