67776400

素因数分解:

$2^4\times 5^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:233

約数の個数: 120

約数和(自身を含む): 174363840

約数和(自身を除く): 106587440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 40, 46, 50, 53, 80, 92, 100, 106, 115, 139, 184, 200, 212, 230, 265, 278, 368, 400, 424, 460, 530, 556, 575, 695, 848, 920, 1060, 1112, 1150, 1219, 1325, 1390, 1840, 2120, 2224, 2300, 2438, 2650, 2780, 3197, 3475, 4240, 4600, 4876, 5300, 5560, 6095, 6394, 6950, 7367, 9200, 9752, 10600, 11120, 12190, 12788, 13900, 14734, 15985, 19504, 21200, 24380, 25576, 27800, 29468, 30475, 31970, 36835, 48760, 51152, 55600, 58936, 60950, 63940, 73670, 79925, 97520, 117872, 121900, 127880, 147340, 159850, 169441, 184175, 243800, 255760, 294680, 319700, 338882, 368350, 487600, 589360, 639400, 677764, 736700, 847205, 1278800, 1355528, 1473400, 1694410, 2711056, 2946800, 3388820, 4236025, 6777640, 8472050, 13555280, 16944100, 33888200, 67776400]

約数ペア:

[(1, 67776400), (2, 33888200), (4, 16944100), (5, 13555280), (8, 8472050), (10, 6777640), (16, 4236025), (20, 3388820), (23, 2946800), (25, 2711056), (40, 1694410), (46, 1473400), (50, 1355528), (53, 1278800), (80, 847205), (92, 736700), (100, 677764), (106, 639400), (115, 589360), (139, 487600), (184, 368350), (200, 338882), (212, 319700), (230, 294680), (265, 255760), (278, 243800), (368, 184175), (400, 169441), (424, 159850), (460, 147340), (530, 127880), (556, 121900), (575, 117872), (695, 97520), (848, 79925), (920, 73670), (1060, 63940), (1112, 60950), (1150, 58936), (1219, 55600), (1325, 51152), (1390, 48760), (1840, 36835), (2120, 31970), (2224, 30475), (2300, 29468), (2438, 27800), (2650, 25576), (2780, 24380), (3197, 21200), (3475, 19504), (4240, 15985), (4600, 14734), (4876, 13900), (5300, 12788), (5560, 12190), (6095, 11120), (6394, 10600), (6950, 9752), (7367, 9200)]