About the Number

145031670

145031669 ← → 145031671

2進数表記:1000101001010000000111110110

漢数字表記:一億四千五百三万千六百七十

素因数分解:

2 1 × 3 2 × 5 1 × 7 2 × 32887 1

素因数の和:32914
約数の個数: 72
約数和(自身を含む): 438660144
約数和(自身を除く): 293628474

約数列:
[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 126, 147, 210, 245, 294, 315, 441, 490, 630, 735, 882, 1470, 2205, 4410, 32887, 65774, 98661, 164435, 197322, 230209, 295983, 328870, 460418, 493305, 591966, 690627, 986610, 1151045, 1381254, 1479915, 1611463, 2071881, 2302090, 2959830, 3222926, 3453135, 4143762, 4834389, 6906270, 8057315, 9668778, 10359405, 14503167, 16114630, 20718810, 24171945, 29006334, 48343890, 72515835, 145031670]

約数ペア:
[(1, 145031670), (2, 72515835), (3, 48343890), (5, 29006334), (6, 24171945), (7, 20718810), (9, 16114630), (10, 14503167), (14, 10359405), (15, 9668778), (18, 8057315), (21, 6906270), (30, 4834389), (35, 4143762), (42, 3453135), (45, 3222926), (49, 2959830), (63, 2302090), (70, 2071881), (90, 1611463), (98, 1479915), (105, 1381254), (126, 1151045), (147, 986610), (210, 690627), (245, 591966), (294, 493305), (315, 460418), (441, 328870), (490, 295983), (630, 230209), (735, 197322), (882, 164435), (1470, 98661), (2205, 65774), (4410, 32887)]

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