About the Number

188881290

188881289 ← → 188881291

2進数表記:1011010000100001100110001010

漢数字表記:一億八千八百八十八万千二百九十

素因数分解:

2 1 × 3 2 × 5 1 × 13 1 × 23 1 × 7019 1

素因数の和:7068
約数の個数: 96
約数和(自身を含む): 551940480
約数和(自身を除く): 363059190

約数列:
[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 23, 26, 30, 39, 45, 46, 65, 69, 78, 90, 115, 117, 130, 138, 195, 207, 230, 234, 299, 345, 390, 414, 585, 598, 690, 897, 1035, 1170, 1495, 1794, 2070, 2691, 2990, 4485, 5382, 7019, 8970, 13455, 14038, 21057, 26910, 35095, 42114, 63171, 70190, 91247, 105285, 126342, 161437, 182494, 210570, 273741, 315855, 322874, 456235, 484311, 547482, 631710, 807185, 821223, 912470, 968622, 1368705, 1452933, 1614370, 1642446, 2098681, 2421555, 2737410, 2905866, 4106115, 4197362, 4843110, 6296043, 7264665, 8212230, 10493405, 12592086, 14529330, 18888129, 20986810, 31480215, 37776258, 62960430, 94440645, 188881290]

約数ペア:
[(1, 188881290), (2, 94440645), (3, 62960430), (5, 37776258), (6, 31480215), (9, 20986810), (10, 18888129), (13, 14529330), (15, 12592086), (18, 10493405), (23, 8212230), (26, 7264665), (30, 6296043), (39, 4843110), (45, 4197362), (46, 4106115), (65, 2905866), (69, 2737410), (78, 2421555), (90, 2098681), (115, 1642446), (117, 1614370), (130, 1452933), (138, 1368705), (195, 968622), (207, 912470), (230, 821223), (234, 807185), (299, 631710), (345, 547482), (390, 484311), (414, 456235), (585, 322874), (598, 315855), (690, 273741), (897, 210570), (1035, 182494), (1170, 161437), (1495, 126342), (1794, 105285), (2070, 91247), (2691, 70190), (2990, 63171), (4485, 42114), (5382, 35095), (7019, 26910), (8970, 21057), (13455, 14038)]

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