69316520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:307

約数の個数: 128

約数和(自身を含む): 194745600

約数和(自身を除く): 125429080

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 137, 139, 140, 182, 260, 274, 278, 280, 364, 455, 520, 548, 556, 685, 695, 728, 910, 959, 973, 1096, 1112, 1370, 1390, 1781, 1807, 1820, 1918, 1946, 2740, 2780, 3562, 3614, 3640, 3836, 3892, 4795, 4865, 5480, 5560, 7124, 7228, 7672, 7784, 8905, 9035, 9590, 9730, 12467, 12649, 14248, 14456, 17810, 18070, 19043, 19180, 19460, 24934, 25298, 35620, 36140, 38086, 38360, 38920, 49868, 50596, 62335, 63245, 71240, 72280, 76172, 95215, 99736, 101192, 124670, 126490, 133301, 152344, 190430, 247559, 249340, 252980, 266602, 380860, 495118, 498680, 505960, 533204, 666505, 761720, 990236, 1066408, 1237795, 1333010, 1732913, 1980472, 2475590, 2666020, 3465826, 4951180, 5332040, 6931652, 8664565, 9902360, 13863304, 17329130, 34658260, 69316520]

約数ペア:

[(1, 69316520), (2, 34658260), (4, 17329130), (5, 13863304), (7, 9902360), (8, 8664565), (10, 6931652), (13, 5332040), (14, 4951180), (20, 3465826), (26, 2666020), (28, 2475590), (35, 1980472), (40, 1732913), (52, 1333010), (56, 1237795), (65, 1066408), (70, 990236), (91, 761720), (104, 666505), (130, 533204), (137, 505960), (139, 498680), (140, 495118), (182, 380860), (260, 266602), (274, 252980), (278, 249340), (280, 247559), (364, 190430), (455, 152344), (520, 133301), (548, 126490), (556, 124670), (685, 101192), (695, 99736), (728, 95215), (910, 76172), (959, 72280), (973, 71240), (1096, 63245), (1112, 62335), (1370, 50596), (1390, 49868), (1781, 38920), (1807, 38360), (1820, 38086), (1918, 36140), (1946, 35620), (2740, 25298), (2780, 24934), (3562, 19460), (3614, 19180), (3640, 19043), (3836, 18070), (3892, 17810), (4795, 14456), (4865, 14248), (5480, 12649), (5560, 12467), (7124, 9730), (7228, 9590), (7672, 9035), (7784, 8905)]