About the Number

23040990

23040989 ← → 23040991

2進数表記:1010111111001001111011110

漢数字表記:二千三百四万九百九十

素因数分解:

2 1 × 3 3 × 5 1 × 7 1 × 73 1 × 167 1

素因数の和:263
約数の個数: 128
約数和(自身を含む): 71608320
約数和(自身を除く): 48567330

約数列:
[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 73, 90, 105, 126, 135, 146, 167, 189, 210, 219, 270, 315, 334, 365, 378, 438, 501, 511, 630, 657, 730, 835, 945, 1002, 1022, 1095, 1169, 1314, 1503, 1533, 1670, 1890, 1971, 2190, 2338, 2505, 2555, 3006, 3066, 3285, 3507, 3942, 4509, 4599, 5010, 5110, 5845, 6570, 7014, 7515, 7665, 9018, 9198, 9855, 10521, 11690, 12191, 13797, 15030, 15330, 17535, 19710, 21042, 22545, 22995, 24382, 27594, 31563, 35070, 36573, 45090, 45990, 52605, 60955, 63126, 68985, 73146, 85337, 105210, 109719, 121910, 137970, 157815, 170674, 182865, 219438, 256011, 315630, 329157, 365730, 426685, 512022, 548595, 658314, 768033, 853370, 1097190, 1280055, 1536066, 1645785, 2304099, 2560110, 3291570, 3840165, 4608198, 7680330, 11520495, 23040990]

約数ペア:
[(1, 23040990), (2, 11520495), (3, 7680330), (5, 4608198), (6, 3840165), (7, 3291570), (9, 2560110), (10, 2304099), (14, 1645785), (15, 1536066), (18, 1280055), (21, 1097190), (27, 853370), (30, 768033), (35, 658314), (42, 548595), (45, 512022), (54, 426685), (63, 365730), (70, 329157), (73, 315630), (90, 256011), (105, 219438), (126, 182865), (135, 170674), (146, 157815), (167, 137970), (189, 121910), (210, 109719), (219, 105210), (270, 85337), (315, 73146), (334, 68985), (365, 63126), (378, 60955), (438, 52605), (501, 45990), (511, 45090), (630, 36573), (657, 35070), (730, 31563), (835, 27594), (945, 24382), (1002, 22995), (1022, 22545), (1095, 21042), (1169, 19710), (1314, 17535), (1503, 15330), (1533, 15030), (1670, 13797), (1890, 12191), (1971, 11690), (2190, 10521), (2338, 9855), (2505, 9198), (2555, 9018), (3006, 7665), (3066, 7515), (3285, 7014), (3507, 6570), (3942, 5845), (4509, 5110), (4599, 5010)]

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