About the Number

490969680

490969679 ← → 490969681

2進数表記:11101010000111001101001010000

漢数字表記:四億九千九十六万九千六百八十

素因数分解:

2 4 × 3 1 × 5 1 × 59 1 × 34673 1

素因数の和:34748
約数の個数: 80
約数和(自身を含む): 1547847360
約数和(自身を除く): 1056877680

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 59, 60, 80, 118, 120, 177, 236, 240, 295, 354, 472, 590, 708, 885, 944, 1180, 1416, 1770, 2360, 2832, 3540, 4720, 7080, 14160, 34673, 69346, 104019, 138692, 173365, 208038, 277384, 346730, 416076, 520095, 554768, 693460, 832152, 1040190, 1386920, 1664304, 2045707, 2080380, 2773840, 4091414, 4160760, 6137121, 8182828, 8321520, 10228535, 12274242, 16365656, 20457070, 24548484, 30685605, 32731312, 40914140, 49096968, 61371210, 81828280, 98193936, 122742420, 163656560, 245484840, 490969680]

約数ペア:
[(1, 490969680), (2, 245484840), (3, 163656560), (4, 122742420), (5, 98193936), (6, 81828280), (8, 61371210), (10, 49096968), (12, 40914140), (15, 32731312), (16, 30685605), (20, 24548484), (24, 20457070), (30, 16365656), (40, 12274242), (48, 10228535), (59, 8321520), (60, 8182828), (80, 6137121), (118, 4160760), (120, 4091414), (177, 2773840), (236, 2080380), (240, 2045707), (295, 1664304), (354, 1386920), (472, 1040190), (590, 832152), (708, 693460), (885, 554768), (944, 520095), (1180, 416076), (1416, 346730), (1770, 277384), (2360, 208038), (2832, 173365), (3540, 138692), (4720, 104019), (7080, 69346), (14160, 34673)]

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