78637920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{419}}^1$

素因数の和:477

約数の個数: 192

約数和(自身を含む): 274337280

約数和(自身を除く): 195699360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 23, 24, 30, 32, 34, 40, 46, 48, 51, 60, 68, 69, 80, 85, 92, 96, 102, 115, 120, 136, 138, 160, 170, 184, 204, 230, 240, 255, 272, 276, 340, 345, 368, 391, 408, 419, 460, 480, 510, 544, 552, 680, 690, 736, 782, 816, 838, 920, 1020, 1104, 1173, 1257, 1360, 1380, 1564, 1632, 1676, 1840, 1955, 2040, 2095, 2208, 2346, 2514, 2720, 2760, 3128, 3352, 3680, 3910, 4080, 4190, 4692, 5028, 5520, 5865, 6256, 6285, 6704, 7123, 7820, 8160, 8380, 9384, 9637, 10056, 11040, 11730, 12512, 12570, 13408, 14246, 15640, 16760, 18768, 19274, 20112, 21369, 23460, 25140, 28492, 28911, 31280, 33520, 35615, 37536, 38548, 40224, 42738, 46920, 48185, 50280, 56984, 57822, 62560, 67040, 71230, 77096, 85476, 93840, 96370, 100560, 106845, 113968, 115644, 142460, 144555, 154192, 163829, 170952, 187680, 192740, 201120, 213690, 227936, 231288, 284920, 289110, 308384, 327658, 341904, 385480, 427380, 462576, 491487, 569840, 578220, 655316, 683808, 770960, 819145, 854760, 925152, 982974, 1139680, 1156440, 1310632, 1541920, 1638290, 1709520, 1965948, 2312880, 2457435, 2621264, 3276580, 3419040, 3931896, 4625760, 4914870, 5242528, 6553160, 7863792, 9829740, 13106320, 15727584, 19659480, 26212640, 39318960, 78637920]

約数ペア:

[(1, 78637920), (2, 39318960), (3, 26212640), (4, 19659480), (5, 15727584), (6, 13106320), (8, 9829740), (10, 7863792), (12, 6553160), (15, 5242528), (16, 4914870), (17, 4625760), (20, 3931896), (23, 3419040), (24, 3276580), (30, 2621264), (32, 2457435), (34, 2312880), (40, 1965948), (46, 1709520), (48, 1638290), (51, 1541920), (60, 1310632), (68, 1156440), (69, 1139680), (80, 982974), (85, 925152), (92, 854760), (96, 819145), (102, 770960), (115, 683808), (120, 655316), (136, 578220), (138, 569840), (160, 491487), (170, 462576), (184, 427380), (204, 385480), (230, 341904), (240, 327658), (255, 308384), (272, 289110), (276, 284920), (340, 231288), (345, 227936), (368, 213690), (391, 201120), (408, 192740), (419, 187680), (460, 170952), (480, 163829), (510, 154192), (544, 144555), (552, 142460), (680, 115644), (690, 113968), (736, 106845), (782, 100560), (816, 96370), (838, 93840), (920, 85476), (1020, 77096), (1104, 71230), (1173, 67040), (1257, 62560), (1360, 57822), (1380, 56984), (1564, 50280), (1632, 48185), (1676, 46920), (1840, 42738), (1955, 40224), (2040, 38548), (2095, 37536), (2208, 35615), (2346, 33520), (2514, 31280), (2720, 28911), (2760, 28492), (3128, 25140), (3352, 23460), (3680, 21369), (3910, 20112), (4080, 19274), (4190, 18768), (4692, 16760), (5028, 15640), (5520, 14246), (5865, 13408), (6256, 12570), (6285, 12512), (6704, 11730), (7123, 11040), (7820, 10056), (8160, 9637), (8380, 9384)]