About the Number

1229121270

1229121269 ← → 1229121271

2進数表記:1001001010000101110011011110110

漢数字表記:十二億二千九百十二万千二百七十

素因数分解:

2 1 × 3 3 × 5 1 × 13 1 × 83 1 × 4219 1

素因数の和:4331
約数の個数: 128
約数和(自身を含む): 3573158400
約数和(自身を除く): 2344037130

約数列:
[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 83, 90, 117, 130, 135, 166, 195, 234, 249, 270, 351, 390, 415, 498, 585, 702, 747, 830, 1079, 1170, 1245, 1494, 1755, 2158, 2241, 2490, 3237, 3510, 3735, 4219, 4482, 5395, 6474, 7470, 8438, 9711, 10790, 11205, 12657, 16185, 19422, 21095, 22410, 25314, 29133, 32370, 37971, 42190, 48555, 54847, 58266, 63285, 75942, 97110, 109694, 113913, 126570, 145665, 164541, 189855, 227826, 274235, 291330, 329082, 350177, 379710, 493623, 548470, 569565, 700354, 822705, 987246, 1050531, 1139130, 1480869, 1645410, 1750885, 2101062, 2468115, 2961738, 3151593, 3501770, 4552301, 4936230, 5252655, 6303186, 7404345, 9104602, 9454779, 10505310, 13656903, 14808690, 15757965, 18909558, 22761505, 27313806, 31515930, 40970709, 45523010, 47273895, 68284515, 81941418, 94547790, 122912127, 136569030, 204853545, 245824254, 409707090, 614560635, 1229121270]

約数ペア:
[(1, 1229121270), (2, 614560635), (3, 409707090), (5, 245824254), (6, 204853545), (9, 136569030), (10, 122912127), (13, 94547790), (15, 81941418), (18, 68284515), (26, 47273895), (27, 45523010), (30, 40970709), (39, 31515930), (45, 27313806), (54, 22761505), (65, 18909558), (78, 15757965), (83, 14808690), (90, 13656903), (117, 10505310), (130, 9454779), (135, 9104602), (166, 7404345), (195, 6303186), (234, 5252655), (249, 4936230), (270, 4552301), (351, 3501770), (390, 3151593), (415, 2961738), (498, 2468115), (585, 2101062), (702, 1750885), (747, 1645410), (830, 1480869), (1079, 1139130), (1170, 1050531), (1245, 987246), (1494, 822705), (1755, 700354), (2158, 569565), (2241, 548470), (2490, 493623), (3237, 379710), (3510, 350177), (3735, 329082), (4219, 291330), (4482, 274235), (5395, 227826), (6474, 189855), (7470, 164541), (8438, 145665), (9711, 126570), (10790, 113913), (11205, 109694), (12657, 97110), (16185, 75942), (19422, 63285), (21095, 58266), (22410, 54847), (25314, 48555), (29133, 42190), (32370, 37971)]

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