1287761776

素因数分解:

$2^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{401}}^1\times {\mathrm{541}}^1$

素因数の和:1010

約数の個数: 80

約数和(自身を含む): 2917902528

約数和(自身を除く): 1630140752

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 53, 56, 106, 112, 212, 371, 401, 424, 541, 742, 802, 848, 1082, 1484, 1604, 2164, 2807, 2968, 3208, 3787, 4328, 5614, 5936, 6416, 7574, 8656, 11228, 15148, 21253, 22456, 28673, 30296, 42506, 44912, 57346, 60592, 85012, 114692, 148771, 170024, 200711, 216941, 229384, 297542, 340048, 401422, 433882, 458768, 595084, 802844, 867764, 1190168, 1518587, 1605688, 1735528, 2380336, 3037174, 3211376, 3471056, 6074348, 11497873, 12148696, 22995746, 24297392, 45991492, 80485111, 91982984, 160970222, 183965968, 321940444, 643880888, 1287761776]

約数ペア:

[(1, 1287761776), (2, 643880888), (4, 321940444), (7, 183965968), (8, 160970222), (14, 91982984), (16, 80485111), (28, 45991492), (53, 24297392), (56, 22995746), (106, 12148696), (112, 11497873), (212, 6074348), (371, 3471056), (401, 3211376), (424, 3037174), (541, 2380336), (742, 1735528), (802, 1605688), (848, 1518587), (1082, 1190168), (1484, 867764), (1604, 802844), (2164, 595084), (2807, 458768), (2968, 433882), (3208, 401422), (3787, 340048), (4328, 297542), (5614, 229384), (5936, 216941), (6416, 200711), (7574, 170024), (8656, 148771), (11228, 114692), (15148, 85012), (21253, 60592), (22456, 57346), (28673, 44912), (30296, 42506)]