About the Number

72989520

72989519 ← → 72989521

2進数表記:100010110011011101101010000

漢数字表記:七千二百九十八万九千五百二十

素因数分解:

2 4 × 3 1 × 5 1 × 29 1 × 10487 1

素因数の和:10532
約数の個数: 80
約数和(自身を含む): 234092160
約数和(自身を除く): 161102640

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 40, 48, 58, 60, 80, 87, 116, 120, 145, 174, 232, 240, 290, 348, 435, 464, 580, 696, 870, 1160, 1392, 1740, 2320, 3480, 6960, 10487, 20974, 31461, 41948, 52435, 62922, 83896, 104870, 125844, 157305, 167792, 209740, 251688, 304123, 314610, 419480, 503376, 608246, 629220, 838960, 912369, 1216492, 1258440, 1520615, 1824738, 2432984, 2516880, 3041230, 3649476, 4561845, 4865968, 6082460, 7298952, 9123690, 12164920, 14597904, 18247380, 24329840, 36494760, 72989520]

約数ペア:
[(1, 72989520), (2, 36494760), (3, 24329840), (4, 18247380), (5, 14597904), (6, 12164920), (8, 9123690), (10, 7298952), (12, 6082460), (15, 4865968), (16, 4561845), (20, 3649476), (24, 3041230), (29, 2516880), (30, 2432984), (40, 1824738), (48, 1520615), (58, 1258440), (60, 1216492), (80, 912369), (87, 838960), (116, 629220), (120, 608246), (145, 503376), (174, 419480), (232, 314610), (240, 304123), (290, 251688), (348, 209740), (435, 167792), (464, 157305), (580, 125844), (696, 104870), (870, 83896), (1160, 62922), (1392, 52435), (1740, 41948), (2320, 31461), (3480, 20974), (6960, 10487)]

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