About the Number

268686990

268686989 ← → 268686991

2進数表記:10000000000111101011010001110

漢数字表記:二億六千八百六十八万六千九百九十

素因数分解:

2 1 × 3 3 × 5 1 × 11 1 × 13 1 × 6959 1

素因数の和:6999
約数の個数: 128
約数和(自身を含む): 841881600
約数和(自身を除く): 573194610

約数列:
[1, 2, 3, 5, 6, 9, 10, 11, 13, 15, 18, 22, 26, 27, 30, 33, 39, 45, 54, 55, 65, 66, 78, 90, 99, 110, 117, 130, 135, 143, 165, 195, 198, 234, 270, 286, 297, 330, 351, 390, 429, 495, 585, 594, 702, 715, 858, 990, 1170, 1287, 1430, 1485, 1755, 2145, 2574, 2970, 3510, 3861, 4290, 6435, 6959, 7722, 12870, 13918, 19305, 20877, 34795, 38610, 41754, 62631, 69590, 76549, 90467, 104385, 125262, 153098, 180934, 187893, 208770, 229647, 271401, 313155, 375786, 382745, 452335, 459294, 542802, 626310, 688941, 765490, 814203, 904670, 939465, 995137, 1148235, 1357005, 1377882, 1628406, 1878930, 1990274, 2066823, 2296470, 2442609, 2714010, 2985411, 3444705, 4071015, 4133646, 4885218, 4975685, 5970822, 6889410, 8142030, 8956233, 9951370, 10334115, 12213045, 14927055, 17912466, 20668230, 24426090, 26868699, 29854110, 44781165, 53737398, 89562330, 134343495, 268686990]

約数ペア:
[(1, 268686990), (2, 134343495), (3, 89562330), (5, 53737398), (6, 44781165), (9, 29854110), (10, 26868699), (11, 24426090), (13, 20668230), (15, 17912466), (18, 14927055), (22, 12213045), (26, 10334115), (27, 9951370), (30, 8956233), (33, 8142030), (39, 6889410), (45, 5970822), (54, 4975685), (55, 4885218), (65, 4133646), (66, 4071015), (78, 3444705), (90, 2985411), (99, 2714010), (110, 2442609), (117, 2296470), (130, 2066823), (135, 1990274), (143, 1878930), (165, 1628406), (195, 1377882), (198, 1357005), (234, 1148235), (270, 995137), (286, 939465), (297, 904670), (330, 814203), (351, 765490), (390, 688941), (429, 626310), (495, 542802), (585, 459294), (594, 452335), (702, 382745), (715, 375786), (858, 313155), (990, 271401), (1170, 229647), (1287, 208770), (1430, 187893), (1485, 180934), (1755, 153098), (2145, 125262), (2574, 104385), (2970, 90467), (3510, 76549), (3861, 69590), (4290, 62631), (6435, 41754), (6959, 38610), (7722, 34795), (12870, 20877), (13918, 19305)]

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