About the Number

29908980

29908979 ← → 29908981

2進数表記:1110010000101111111110100

漢数字表記:二千九百九十万八千九百八十

素因数分解:

2 2 × 3 3 × 5 1 × 97 1 × 571 1

素因数の和:686
約数の個数: 96
約数和(自身を含む): 94174080
約数和(自身を除く): 64265100

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 97, 108, 135, 180, 194, 270, 291, 388, 485, 540, 571, 582, 873, 970, 1142, 1164, 1455, 1713, 1746, 1940, 2284, 2619, 2855, 2910, 3426, 3492, 4365, 5139, 5238, 5710, 5820, 6852, 8565, 8730, 10278, 10476, 11420, 13095, 15417, 17130, 17460, 20556, 25695, 26190, 30834, 34260, 51390, 52380, 55387, 61668, 77085, 102780, 110774, 154170, 166161, 221548, 276935, 308340, 332322, 498483, 553870, 664644, 830805, 996966, 1107740, 1495449, 1661610, 1993932, 2492415, 2990898, 3323220, 4984830, 5981796, 7477245, 9969660, 14954490, 29908980]

約数ペア:
[(1, 29908980), (2, 14954490), (3, 9969660), (4, 7477245), (5, 5981796), (6, 4984830), (9, 3323220), (10, 2990898), (12, 2492415), (15, 1993932), (18, 1661610), (20, 1495449), (27, 1107740), (30, 996966), (36, 830805), (45, 664644), (54, 553870), (60, 498483), (90, 332322), (97, 308340), (108, 276935), (135, 221548), (180, 166161), (194, 154170), (270, 110774), (291, 102780), (388, 77085), (485, 61668), (540, 55387), (571, 52380), (582, 51390), (873, 34260), (970, 30834), (1142, 26190), (1164, 25695), (1455, 20556), (1713, 17460), (1746, 17130), (1940, 15417), (2284, 13095), (2619, 11420), (2855, 10476), (2910, 10278), (3426, 8730), (3492, 8565), (4365, 6852), (5139, 5820), (5238, 5710)]

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