About the Number

132811380

132811379 ← → 132811381

2進数表記:111111010101000101001110100

漢数字表記:一億三千二百八十一万千三百八十

素因数分解:

2 2 × 3 3 × 5 1 × 13 1 × 18919 1

素因数の和:18950
約数の個数: 96
約数和(自身を含む): 444998400
約数和(自身を除く): 312187020

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 90, 108, 117, 130, 135, 156, 180, 195, 234, 260, 270, 351, 390, 468, 540, 585, 702, 780, 1170, 1404, 1755, 2340, 3510, 7020, 18919, 37838, 56757, 75676, 94595, 113514, 170271, 189190, 227028, 245947, 283785, 340542, 378380, 491894, 510813, 567570, 681084, 737841, 851355, 983788, 1021626, 1135140, 1229735, 1475682, 1702710, 2043252, 2213523, 2459470, 2554065, 2951364, 3405420, 3689205, 4427046, 4918940, 5108130, 6640569, 7378410, 8854092, 10216260, 11067615, 13281138, 14756820, 22135230, 26562276, 33202845, 44270460, 66405690, 132811380]

約数ペア:
[(1, 132811380), (2, 66405690), (3, 44270460), (4, 33202845), (5, 26562276), (6, 22135230), (9, 14756820), (10, 13281138), (12, 11067615), (13, 10216260), (15, 8854092), (18, 7378410), (20, 6640569), (26, 5108130), (27, 4918940), (30, 4427046), (36, 3689205), (39, 3405420), (45, 2951364), (52, 2554065), (54, 2459470), (60, 2213523), (65, 2043252), (78, 1702710), (90, 1475682), (108, 1229735), (117, 1135140), (130, 1021626), (135, 983788), (156, 851355), (180, 737841), (195, 681084), (234, 567570), (260, 510813), (270, 491894), (351, 378380), (390, 340542), (468, 283785), (540, 245947), (585, 227028), (702, 189190), (780, 170271), (1170, 113514), (1404, 94595), (1755, 75676), (2340, 56757), (3510, 37838), (7020, 18919)]

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