About the Number

144900990

144900989 ← → 144900991

2進数表記:1000101000110000001101111110

漢数字表記:一億四千四百九十万九百九十

素因数分解:

2 1 × 3 2 × 5 1 × 13 1 × 271 1 × 457 1

素因数の和:754
約数の個数: 96
約数和(自身を含む): 408110976
約数和(自身を除く): 263209986

約数列:
[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 271, 390, 457, 542, 585, 813, 914, 1170, 1355, 1371, 1626, 2285, 2439, 2710, 2742, 3523, 4065, 4113, 4570, 4878, 5941, 6855, 7046, 8130, 8226, 10569, 11882, 12195, 13710, 17615, 17823, 20565, 21138, 24390, 29705, 31707, 35230, 35646, 41130, 52845, 53469, 59410, 63414, 89115, 105690, 106938, 123847, 158535, 178230, 247694, 267345, 317070, 371541, 534690, 619235, 743082, 1114623, 1238470, 1610011, 1857705, 2229246, 3220022, 3715410, 4830033, 5573115, 8050055, 9660066, 11146230, 14490099, 16100110, 24150165, 28980198, 48300330, 72450495, 144900990]

約数ペア:
[(1, 144900990), (2, 72450495), (3, 48300330), (5, 28980198), (6, 24150165), (9, 16100110), (10, 14490099), (13, 11146230), (15, 9660066), (18, 8050055), (26, 5573115), (30, 4830033), (39, 3715410), (45, 3220022), (65, 2229246), (78, 1857705), (90, 1610011), (117, 1238470), (130, 1114623), (195, 743082), (234, 619235), (271, 534690), (390, 371541), (457, 317070), (542, 267345), (585, 247694), (813, 178230), (914, 158535), (1170, 123847), (1355, 106938), (1371, 105690), (1626, 89115), (2285, 63414), (2439, 59410), (2710, 53469), (2742, 52845), (3523, 41130), (4065, 35646), (4113, 35230), (4570, 31707), (4878, 29705), (5941, 24390), (6855, 21138), (7046, 20565), (8130, 17823), (8226, 17615), (10569, 13710), (11882, 12195)]

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