About the Number

117081990

117081989 ← → 117081991

2進数表記:110111110101000011110000110

漢数字表記:一億千七百八万千九百九十

素因数分解:

2 1 × 3 3 × 5 1 × 19 1 × 29 1 × 787 1

素因数の和:851
約数の個数: 128
約数和(自身を含む): 340416000
約数和(自身を除く): 223334010

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 29, 30, 38, 45, 54, 57, 58, 87, 90, 95, 114, 135, 145, 171, 174, 190, 261, 270, 285, 290, 342, 435, 513, 522, 551, 570, 783, 787, 855, 870, 1026, 1102, 1305, 1566, 1574, 1653, 1710, 2361, 2565, 2610, 2755, 3306, 3915, 3935, 4722, 4959, 5130, 5510, 7083, 7830, 7870, 8265, 9918, 11805, 14166, 14877, 14953, 16530, 21249, 22823, 23610, 24795, 29754, 29906, 35415, 42498, 44859, 45646, 49590, 68469, 70830, 74385, 74765, 89718, 106245, 114115, 134577, 136938, 148770, 149530, 205407, 212490, 224295, 228230, 269154, 342345, 403731, 410814, 433637, 448590, 616221, 672885, 684690, 807462, 867274, 1027035, 1232442, 1300911, 1345770, 2018655, 2054070, 2168185, 2601822, 3081105, 3902733, 4037310, 4336370, 6162210, 6504555, 7805466, 11708199, 13009110, 19513665, 23416398, 39027330, 58540995, 117081990]

約数ペア:
[(1, 117081990), (2, 58540995), (3, 39027330), (5, 23416398), (6, 19513665), (9, 13009110), (10, 11708199), (15, 7805466), (18, 6504555), (19, 6162210), (27, 4336370), (29, 4037310), (30, 3902733), (38, 3081105), (45, 2601822), (54, 2168185), (57, 2054070), (58, 2018655), (87, 1345770), (90, 1300911), (95, 1232442), (114, 1027035), (135, 867274), (145, 807462), (171, 684690), (174, 672885), (190, 616221), (261, 448590), (270, 433637), (285, 410814), (290, 403731), (342, 342345), (435, 269154), (513, 228230), (522, 224295), (551, 212490), (570, 205407), (783, 149530), (787, 148770), (855, 136938), (870, 134577), (1026, 114115), (1102, 106245), (1305, 89718), (1566, 74765), (1574, 74385), (1653, 70830), (1710, 68469), (2361, 49590), (2565, 45646), (2610, 44859), (2755, 42498), (3306, 35415), (3915, 29906), (3935, 29754), (4722, 24795), (4959, 23610), (5130, 22823), (5510, 21249), (7083, 16530), (7830, 14953), (7870, 14877), (8265, 14166), (9918, 11805)]

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