151689920

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{409}}^1$

素因数の和:506

約数の個数: 112

約数和(自身を含む): 387400800

約数和(自身を除く): 235710880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 61, 64, 76, 80, 95, 122, 152, 160, 190, 244, 304, 305, 320, 380, 409, 488, 608, 610, 760, 818, 976, 1159, 1216, 1220, 1520, 1636, 1952, 2045, 2318, 2440, 3040, 3272, 3904, 4090, 4636, 4880, 5795, 6080, 6544, 7771, 8180, 9272, 9760, 11590, 13088, 15542, 16360, 18544, 19520, 23180, 24949, 26176, 31084, 32720, 37088, 38855, 46360, 49898, 62168, 65440, 74176, 77710, 92720, 99796, 124336, 124745, 130880, 155420, 185440, 199592, 248672, 249490, 310840, 370880, 399184, 474031, 497344, 498980, 621680, 798368, 948062, 997960, 1243360, 1596736, 1896124, 1995920, 2370155, 2486720, 3792248, 3991840, 4740310, 7584496, 7983680, 9480620, 15168992, 18961240, 30337984, 37922480, 75844960, 151689920]

約数ペア:

[(1, 151689920), (2, 75844960), (4, 37922480), (5, 30337984), (8, 18961240), (10, 15168992), (16, 9480620), (19, 7983680), (20, 7584496), (32, 4740310), (38, 3991840), (40, 3792248), (61, 2486720), (64, 2370155), (76, 1995920), (80, 1896124), (95, 1596736), (122, 1243360), (152, 997960), (160, 948062), (190, 798368), (244, 621680), (304, 498980), (305, 497344), (320, 474031), (380, 399184), (409, 370880), (488, 310840), (608, 249490), (610, 248672), (760, 199592), (818, 185440), (976, 155420), (1159, 130880), (1216, 124745), (1220, 124336), (1520, 99796), (1636, 92720), (1952, 77710), (2045, 74176), (2318, 65440), (2440, 62168), (3040, 49898), (3272, 46360), (3904, 38855), (4090, 37088), (4636, 32720), (4880, 31084), (5795, 26176), (6080, 24949), (6544, 23180), (7771, 19520), (8180, 18544), (9272, 16360), (9760, 15542), (11590, 13088)]