387747800

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:226

約数の個数: 192

約数和(自身を含む): 1049932800

約数和(自身を除く): 662185000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 25, 40, 44, 46, 50, 55, 79, 88, 92, 97, 100, 110, 115, 158, 184, 194, 200, 220, 230, 253, 275, 316, 388, 395, 440, 460, 485, 506, 550, 575, 632, 776, 790, 869, 920, 970, 1012, 1067, 1100, 1150, 1265, 1580, 1738, 1817, 1940, 1975, 2024, 2134, 2200, 2231, 2300, 2425, 2530, 3160, 3476, 3634, 3880, 3950, 4268, 4345, 4462, 4600, 4850, 5060, 5335, 6325, 6952, 7268, 7663, 7900, 8536, 8690, 8924, 9085, 9700, 10120, 10670, 11155, 12650, 14536, 15326, 15800, 17380, 17848, 18170, 19400, 19987, 21340, 21725, 22310, 24541, 25300, 26675, 30652, 34760, 36340, 38315, 39974, 42680, 43450, 44620, 45425, 49082, 50600, 53350, 55775, 61304, 72680, 76630, 79948, 84293, 86900, 89240, 90850, 98164, 99935, 106700, 111550, 122705, 153260, 159896, 168586, 173800, 176249, 181700, 191575, 196328, 199870, 213400, 223100, 245410, 306520, 337172, 352498, 363400, 383150, 399740, 421465, 446200, 490820, 499675, 613525, 674344, 704996, 766300, 799480, 842930, 881245, 981640, 999350, 1227050, 1409992, 1532600, 1685860, 1762490, 1938739, 1998700, 2107325, 2454100, 3371720, 3524980, 3877478, 3997400, 4214650, 4406225, 4908200, 7049960, 7754956, 8429300, 8812450, 9693695, 15509912, 16858600, 17624900, 19387390, 35249800, 38774780, 48468475, 77549560, 96936950, 193873900, 387747800]

約数ペア:

[(1, 387747800), (2, 193873900), (4, 96936950), (5, 77549560), (8, 48468475), (10, 38774780), (11, 35249800), (20, 19387390), (22, 17624900), (23, 16858600), (25, 15509912), (40, 9693695), (44, 8812450), (46, 8429300), (50, 7754956), (55, 7049960), (79, 4908200), (88, 4406225), (92, 4214650), (97, 3997400), (100, 3877478), (110, 3524980), (115, 3371720), (158, 2454100), (184, 2107325), (194, 1998700), (200, 1938739), (220, 1762490), (230, 1685860), (253, 1532600), (275, 1409992), (316, 1227050), (388, 999350), (395, 981640), (440, 881245), (460, 842930), (485, 799480), (506, 766300), (550, 704996), (575, 674344), (632, 613525), (776, 499675), (790, 490820), (869, 446200), (920, 421465), (970, 399740), (1012, 383150), (1067, 363400), (1100, 352498), (1150, 337172), (1265, 306520), (1580, 245410), (1738, 223100), (1817, 213400), (1940, 199870), (1975, 196328), (2024, 191575), (2134, 181700), (2200, 176249), (2231, 173800), (2300, 168586), (2425, 159896), (2530, 153260), (3160, 122705), (3476, 111550), (3634, 106700), (3880, 99935), (3950, 98164), (4268, 90850), (4345, 89240), (4462, 86900), (4600, 84293), (4850, 79948), (5060, 76630), (5335, 72680), (6325, 61304), (6952, 55775), (7268, 53350), (7663, 50600), (7900, 49082), (8536, 45425), (8690, 44620), (8924, 43450), (9085, 42680), (9700, 39974), (10120, 38315), (10670, 36340), (11155, 34760), (12650, 30652), (14536, 26675), (15326, 25300), (15800, 24541), (17380, 22310), (17848, 21725), (18170, 21340), (19400, 19987)]