649285280

素因数分解:

$2^5\times 5^1\times 7^3\times {\mathrm{11831}}^1$

素因数の和:11867

約数の個数: 96

約数和(自身を含む): 1788998400

約数和(自身を除く): 1139713120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 343, 392, 490, 560, 686, 784, 980, 1120, 1372, 1568, 1715, 1960, 2744, 3430, 3920, 5488, 6860, 7840, 10976, 11831, 13720, 23662, 27440, 47324, 54880, 59155, 82817, 94648, 118310, 165634, 189296, 236620, 331268, 378592, 414085, 473240, 579719, 662536, 828170, 946480, 1159438, 1325072, 1656340, 1892960, 2318876, 2650144, 2898595, 3312680, 4058033, 4637752, 5797190, 6625360, 8116066, 9275504, 11594380, 13250720, 16232132, 18551008, 20290165, 23188760, 32464264, 40580330, 46377520, 64928528, 81160660, 92755040, 129857056, 162321320, 324642640, 649285280]

約数ペア:

[(1, 649285280), (2, 324642640), (4, 162321320), (5, 129857056), (7, 92755040), (8, 81160660), (10, 64928528), (14, 46377520), (16, 40580330), (20, 32464264), (28, 23188760), (32, 20290165), (35, 18551008), (40, 16232132), (49, 13250720), (56, 11594380), (70, 9275504), (80, 8116066), (98, 6625360), (112, 5797190), (140, 4637752), (160, 4058033), (196, 3312680), (224, 2898595), (245, 2650144), (280, 2318876), (343, 1892960), (392, 1656340), (490, 1325072), (560, 1159438), (686, 946480), (784, 828170), (980, 662536), (1120, 579719), (1372, 473240), (1568, 414085), (1715, 378592), (1960, 331268), (2744, 236620), (3430, 189296), (3920, 165634), (5488, 118310), (6860, 94648), (7840, 82817), (10976, 59155), (11831, 54880), (13720, 47324), (23662, 27440)]