1918547040

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{997}}^1$

素因数の和:1245

約数の個数: 192

約数和(自身を含む): 6398058240

約数和(自身を除く): 4479511200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 76, 80, 95, 96, 114, 120, 152, 160, 190, 211, 228, 240, 285, 304, 380, 422, 456, 480, 570, 608, 633, 760, 844, 912, 997, 1055, 1140, 1266, 1520, 1688, 1824, 1994, 2110, 2280, 2532, 2991, 3040, 3165, 3376, 3988, 4009, 4220, 4560, 4985, 5064, 5982, 6330, 6752, 7976, 8018, 8440, 9120, 9970, 10128, 11964, 12027, 12660, 14955, 15952, 16036, 16880, 18943, 19940, 20045, 20256, 23928, 24054, 25320, 29910, 31904, 32072, 33760, 37886, 39880, 40090, 47856, 48108, 50640, 56829, 59820, 60135, 64144, 75772, 79760, 80180, 94715, 95712, 96216, 101280, 113658, 119640, 120270, 128288, 151544, 159520, 160360, 189430, 192432, 210367, 227316, 239280, 240540, 284145, 303088, 320720, 378860, 384864, 420734, 454632, 478560, 481080, 568290, 606176, 631101, 641440, 757720, 841468, 909264, 962160, 1051835, 1136580, 1262202, 1515440, 1682936, 1818528, 1924320, 2103670, 2273160, 2524404, 3030880, 3155505, 3365872, 3996973, 4207340, 4546320, 5048808, 6311010, 6731744, 7993946, 8414680, 9092640, 10097616, 11990919, 12622020, 15987892, 16829360, 19984865, 20195232, 23981838, 25244040, 31975784, 33658720, 39969730, 47963676, 50488080, 59954595, 63951568, 79939460, 95927352, 100976160, 119909190, 127903136, 159878920, 191854704, 239818380, 319757840, 383709408, 479636760, 639515680, 959273520, 1918547040]

約数ペア:

[(1, 1918547040), (2, 959273520), (3, 639515680), (4, 479636760), (5, 383709408), (6, 319757840), (8, 239818380), (10, 191854704), (12, 159878920), (15, 127903136), (16, 119909190), (19, 100976160), (20, 95927352), (24, 79939460), (30, 63951568), (32, 59954595), (38, 50488080), (40, 47963676), (48, 39969730), (57, 33658720), (60, 31975784), (76, 25244040), (80, 23981838), (95, 20195232), (96, 19984865), (114, 16829360), (120, 15987892), (152, 12622020), (160, 11990919), (190, 10097616), (211, 9092640), (228, 8414680), (240, 7993946), (285, 6731744), (304, 6311010), (380, 5048808), (422, 4546320), (456, 4207340), (480, 3996973), (570, 3365872), (608, 3155505), (633, 3030880), (760, 2524404), (844, 2273160), (912, 2103670), (997, 1924320), (1055, 1818528), (1140, 1682936), (1266, 1515440), (1520, 1262202), (1688, 1136580), (1824, 1051835), (1994, 962160), (2110, 909264), (2280, 841468), (2532, 757720), (2991, 641440), (3040, 631101), (3165, 606176), (3376, 568290), (3988, 481080), (4009, 478560), (4220, 454632), (4560, 420734), (4985, 384864), (5064, 378860), (5982, 320720), (6330, 303088), (6752, 284145), (7976, 240540), (8018, 239280), (8440, 227316), (9120, 210367), (9970, 192432), (10128, 189430), (11964, 160360), (12027, 159520), (12660, 151544), (14955, 128288), (15952, 120270), (16036, 119640), (16880, 113658), (18943, 101280), (19940, 96216), (20045, 95712), (20256, 94715), (23928, 80180), (24054, 79760), (25320, 75772), (29910, 64144), (31904, 60135), (32072, 59820), (33760, 56829), (37886, 50640), (39880, 48108), (40090, 47856)]