About the Number

149272380

149272379 ← → 149272381

2進数表記:1000111001011011011100111100

漢数字表記:一億四千九百二十七万二千三百八十

素因数分解:

2 2 × 3 2 × 5 1 × 53 1 × 15647 1

素因数の和:15715
約数の個数: 72
約数和(自身を含む): 461365632
約数和(自身を除く): 312093252

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 90, 106, 159, 180, 212, 265, 318, 477, 530, 636, 795, 954, 1060, 1590, 1908, 2385, 3180, 4770, 9540, 15647, 31294, 46941, 62588, 78235, 93882, 140823, 156470, 187764, 234705, 281646, 312940, 469410, 563292, 704115, 829291, 938820, 1408230, 1658582, 2487873, 2816460, 3317164, 4146455, 4975746, 7463619, 8292910, 9951492, 12439365, 14927238, 16585820, 24878730, 29854476, 37318095, 49757460, 74636190, 149272380]

約数ペア:
[(1, 149272380), (2, 74636190), (3, 49757460), (4, 37318095), (5, 29854476), (6, 24878730), (9, 16585820), (10, 14927238), (12, 12439365), (15, 9951492), (18, 8292910), (20, 7463619), (30, 4975746), (36, 4146455), (45, 3317164), (53, 2816460), (60, 2487873), (90, 1658582), (106, 1408230), (159, 938820), (180, 829291), (212, 704115), (265, 563292), (318, 469410), (477, 312940), (530, 281646), (636, 234705), (795, 187764), (954, 156470), (1060, 140823), (1590, 93882), (1908, 78235), (2385, 62588), (3180, 46941), (4770, 31294), (9540, 15647)]

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