About the Number

129442572

129442571 ← → 129442573

2進数表記:111101101110010001100001100

漢数字表記:一億二千九百四十四万二千五百七十二

素因数分解:

2 2 × 3 2 × 7 1 × 103 1 × 4987 1

素因数の和:5107
約数の個数: 72
約数和(自身を含む): 377651456
約数和(自身を除く): 248208884

約数列:
[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 103, 126, 206, 252, 309, 412, 618, 721, 927, 1236, 1442, 1854, 2163, 2884, 3708, 4326, 4987, 6489, 8652, 9974, 12978, 14961, 19948, 25956, 29922, 34909, 44883, 59844, 69818, 89766, 104727, 139636, 179532, 209454, 314181, 418908, 513661, 628362, 1027322, 1256724, 1540983, 2054644, 3081966, 3595627, 4622949, 6163932, 7191254, 9245898, 10786881, 14382508, 18491796, 21573762, 32360643, 43147524, 64721286, 129442572]

約数ペア:
[(1, 129442572), (2, 64721286), (3, 43147524), (4, 32360643), (6, 21573762), (7, 18491796), (9, 14382508), (12, 10786881), (14, 9245898), (18, 7191254), (21, 6163932), (28, 4622949), (36, 3595627), (42, 3081966), (63, 2054644), (84, 1540983), (103, 1256724), (126, 1027322), (206, 628362), (252, 513661), (309, 418908), (412, 314181), (618, 209454), (721, 179532), (927, 139636), (1236, 104727), (1442, 89766), (1854, 69818), (2163, 59844), (2884, 44883), (3708, 34909), (4326, 29922), (4987, 25956), (6489, 19948), (8652, 14961), (9974, 12978)]

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