About the Number

90090

90089 ← → 90091

2進数表記:10101111111101010

漢数字表記:九万九十

素因数分解:

2 1 × 3 2 × 5 1 × 7 1 × 11 1 × 13 1

素因数の和:44
約数の個数: 96
約数和(自身を含む): 314496
約数和(自身を除く): 224406

約数列:
[1, 2, 3, 5, 6, 7, 9, 10, 11, 13, 14, 15, 18, 21, 22, 26, 30, 33, 35, 39, 42, 45, 55, 63, 65, 66, 70, 77, 78, 90, 91, 99, 105, 110, 117, 126, 130, 143, 154, 165, 182, 195, 198, 210, 231, 234, 273, 286, 315, 330, 385, 390, 429, 455, 462, 495, 546, 585, 630, 693, 715, 770, 819, 858, 910, 990, 1001, 1155, 1170, 1287, 1365, 1386, 1430, 1638, 2002, 2145, 2310, 2574, 2730, 3003, 3465, 4095, 4290, 5005, 6006, 6435, 6930, 8190, 9009, 10010, 12870, 15015, 18018, 30030, 45045, 90090]

約数ペア:
[(1, 90090), (2, 45045), (3, 30030), (5, 18018), (6, 15015), (7, 12870), (9, 10010), (10, 9009), (11, 8190), (13, 6930), (14, 6435), (15, 6006), (18, 5005), (21, 4290), (22, 4095), (26, 3465), (30, 3003), (33, 2730), (35, 2574), (39, 2310), (42, 2145), (45, 2002), (55, 1638), (63, 1430), (65, 1386), (66, 1365), (70, 1287), (77, 1170), (78, 1155), (90, 1001), (91, 990), (99, 910), (105, 858), (110, 819), (117, 770), (126, 715), (130, 693), (143, 630), (154, 585), (165, 546), (182, 495), (195, 462), (198, 455), (210, 429), (231, 390), (234, 385), (273, 330), (286, 315)]

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