About the Number

72427140

72427139 ← → 72427141

2進数表記:100010100010010011010000100

漢数字表記:七千二百四十二万七千百四十

素因数分解:

2 2 × 3 2 × 5 1 × 17 1 × 23669 1

素因数の和:23701
約数の個数: 72
約数和(自身を含む): 232628760
約数和(自身を除く): 160201620

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 23669, 47338, 71007, 94676, 118345, 142014, 213021, 236690, 284028, 355035, 402373, 426042, 473380, 710070, 804746, 852084, 1065105, 1207119, 1420140, 1609492, 2011865, 2130210, 2414238, 3621357, 4023730, 4260420, 4828476, 6035595, 7242714, 8047460, 12071190, 14485428, 18106785, 24142380, 36213570, 72427140]

約数ペア:
[(1, 72427140), (2, 36213570), (3, 24142380), (4, 18106785), (5, 14485428), (6, 12071190), (9, 8047460), (10, 7242714), (12, 6035595), (15, 4828476), (17, 4260420), (18, 4023730), (20, 3621357), (30, 2414238), (34, 2130210), (36, 2011865), (45, 1609492), (51, 1420140), (60, 1207119), (68, 1065105), (85, 852084), (90, 804746), (102, 710070), (153, 473380), (170, 426042), (180, 402373), (204, 355035), (255, 284028), (306, 236690), (340, 213021), (510, 142014), (612, 118345), (765, 94676), (1020, 71007), (1530, 47338), (3060, 23669)]

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