About the Number

1381605960

1381605959 ← → 1381605961

2進数表記:1010010010110011010001001001000

漢数字表記:十三億八千百六十万五千九百六十

素因数分解:

2 3 × 3 1 × 5 1 × 7 2 × 234967 1

素因数の和:234995
約数の個数: 96
約数和(自身を含む): 4821543360
約数和(自身を除く): 3439937400

約数列:
[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 392, 420, 490, 588, 735, 840, 980, 1176, 1470, 1960, 2940, 5880, 234967, 469934, 704901, 939868, 1174835, 1409802, 1644769, 1879736, 2349670, 2819604, 3289538, 3524505, 4699340, 4934307, 5639208, 6579076, 7049010, 8223845, 9398680, 9868614, 11513383, 13158152, 14098020, 16447690, 19737228, 23026766, 24671535, 28196040, 32895380, 34540149, 39474456, 46053532, 49343070, 57566915, 65790760, 69080298, 92107064, 98686140, 115133830, 138160596, 172700745, 197372280, 230267660, 276321192, 345401490, 460535320, 690802980, 1381605960]

約数ペア:
[(1, 1381605960), (2, 690802980), (3, 460535320), (4, 345401490), (5, 276321192), (6, 230267660), (7, 197372280), (8, 172700745), (10, 138160596), (12, 115133830), (14, 98686140), (15, 92107064), (20, 69080298), (21, 65790760), (24, 57566915), (28, 49343070), (30, 46053532), (35, 39474456), (40, 34540149), (42, 32895380), (49, 28196040), (56, 24671535), (60, 23026766), (70, 19737228), (84, 16447690), (98, 14098020), (105, 13158152), (120, 11513383), (140, 9868614), (147, 9398680), (168, 8223845), (196, 7049010), (210, 6579076), (245, 5639208), (280, 4934307), (294, 4699340), (392, 3524505), (420, 3289538), (490, 2819604), (588, 2349670), (735, 1879736), (840, 1644769), (980, 1409802), (1176, 1174835), (1470, 939868), (1960, 704901), (2940, 469934), (5880, 234967)]

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