67390245

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:136

約数の個数: 128

約数和(自身を含む): 141926400

約数和(自身を除く): 74536155

約数列:

[1, 3, 5, 9, 13, 15, 19, 27, 39, 43, 45, 47, 57, 65, 95, 117, 129, 135, 141, 171, 195, 215, 235, 247, 285, 351, 387, 423, 513, 559, 585, 611, 645, 705, 741, 817, 855, 893, 1161, 1235, 1269, 1677, 1755, 1833, 1935, 2021, 2115, 2223, 2451, 2565, 2679, 2795, 3055, 3705, 4085, 4465, 5031, 5499, 5805, 6063, 6345, 6669, 7353, 8037, 8385, 9165, 10105, 10621, 11115, 11609, 12255, 13395, 15093, 16497, 18189, 22059, 24111, 25155, 26273, 27495, 30315, 31863, 33345, 34827, 36765, 38399, 40185, 53105, 54567, 58045, 75465, 78819, 82485, 90945, 95589, 104481, 110295, 115197, 120555, 131365, 159315, 174135, 191995, 236457, 272835, 286767, 313443, 345591, 394095, 477945, 499187, 522405, 575985, 709371, 1036773, 1182285, 1433835, 1497561, 1567215, 1727955, 2495935, 3546855, 4492683, 5183865, 7487805, 13478049, 22463415, 67390245]

約数ペア:

[(1, 67390245), (3, 22463415), (5, 13478049), (9, 7487805), (13, 5183865), (15, 4492683), (19, 3546855), (27, 2495935), (39, 1727955), (43, 1567215), (45, 1497561), (47, 1433835), (57, 1182285), (65, 1036773), (95, 709371), (117, 575985), (129, 522405), (135, 499187), (141, 477945), (171, 394095), (195, 345591), (215, 313443), (235, 286767), (247, 272835), (285, 236457), (351, 191995), (387, 174135), (423, 159315), (513, 131365), (559, 120555), (585, 115197), (611, 110295), (645, 104481), (705, 95589), (741, 90945), (817, 82485), (855, 78819), (893, 75465), (1161, 58045), (1235, 54567), (1269, 53105), (1677, 40185), (1755, 38399), (1833, 36765), (1935, 34827), (2021, 33345), (2115, 31863), (2223, 30315), (2451, 27495), (2565, 26273), (2679, 25155), (2795, 24111), (3055, 22059), (3705, 18189), (4085, 16497), (4465, 15093), (5031, 13395), (5499, 12255), (5805, 11609), (6063, 11115), (6345, 10621), (6669, 10105), (7353, 9165), (8037, 8385)]