About the Number

310001940

310001939 ← → 310001941

2進数表記:10010011110100100000100010100

漢数字表記:三億千万千九百四十

素因数分解:

2 2 × 3 2 × 5 1 × 113 1 × 15241 1

素因数の和:15369
約数の個数: 72
約数和(自身を含む): 948723048
約数和(自身を除く): 638721108

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 113, 180, 226, 339, 452, 565, 678, 1017, 1130, 1356, 1695, 2034, 2260, 3390, 4068, 5085, 6780, 10170, 15241, 20340, 30482, 45723, 60964, 76205, 91446, 137169, 152410, 182892, 228615, 274338, 304820, 457230, 548676, 685845, 914460, 1371690, 1722233, 2743380, 3444466, 5166699, 6888932, 8611165, 10333398, 15500097, 17222330, 20666796, 25833495, 31000194, 34444660, 51666990, 62000388, 77500485, 103333980, 155000970, 310001940]

約数ペア:
[(1, 310001940), (2, 155000970), (3, 103333980), (4, 77500485), (5, 62000388), (6, 51666990), (9, 34444660), (10, 31000194), (12, 25833495), (15, 20666796), (18, 17222330), (20, 15500097), (30, 10333398), (36, 8611165), (45, 6888932), (60, 5166699), (90, 3444466), (113, 2743380), (180, 1722233), (226, 1371690), (339, 914460), (452, 685845), (565, 548676), (678, 457230), (1017, 304820), (1130, 274338), (1356, 228615), (1695, 182892), (2034, 152410), (2260, 137169), (3390, 91446), (4068, 76205), (5085, 60964), (6780, 45723), (10170, 30482), (15241, 20340)]

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