130494720

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1999}}^1$

素因数の和:2040

約数の個数: 144

約数和(自身を含む): 441504000

約数和(自身を除く): 311009280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 128, 136, 160, 170, 192, 204, 240, 255, 256, 272, 320, 340, 384, 408, 480, 510, 544, 640, 680, 768, 816, 960, 1020, 1088, 1280, 1360, 1632, 1920, 1999, 2040, 2176, 2720, 3264, 3840, 3998, 4080, 4352, 5440, 5997, 6528, 7996, 8160, 9995, 10880, 11994, 13056, 15992, 16320, 19990, 21760, 23988, 29985, 31984, 32640, 33983, 39980, 47976, 59970, 63968, 65280, 67966, 79960, 95952, 101949, 119940, 127936, 135932, 159920, 169915, 191904, 203898, 239880, 255872, 271864, 319840, 339830, 383808, 407796, 479760, 509745, 511744, 543728, 639680, 679660, 767616, 815592, 959520, 1019490, 1087456, 1279360, 1359320, 1535232, 1631184, 1919040, 2038980, 2174912, 2558720, 2718640, 3262368, 3838080, 4077960, 4349824, 5437280, 6524736, 7676160, 8155920, 8699648, 10874560, 13049472, 16311840, 21749120, 26098944, 32623680, 43498240, 65247360, 130494720]

約数ペア:

[(1, 130494720), (2, 65247360), (3, 43498240), (4, 32623680), (5, 26098944), (6, 21749120), (8, 16311840), (10, 13049472), (12, 10874560), (15, 8699648), (16, 8155920), (17, 7676160), (20, 6524736), (24, 5437280), (30, 4349824), (32, 4077960), (34, 3838080), (40, 3262368), (48, 2718640), (51, 2558720), (60, 2174912), (64, 2038980), (68, 1919040), (80, 1631184), (85, 1535232), (96, 1359320), (102, 1279360), (120, 1087456), (128, 1019490), (136, 959520), (160, 815592), (170, 767616), (192, 679660), (204, 639680), (240, 543728), (255, 511744), (256, 509745), (272, 479760), (320, 407796), (340, 383808), (384, 339830), (408, 319840), (480, 271864), (510, 255872), (544, 239880), (640, 203898), (680, 191904), (768, 169915), (816, 159920), (960, 135932), (1020, 127936), (1088, 119940), (1280, 101949), (1360, 95952), (1632, 79960), (1920, 67966), (1999, 65280), (2040, 63968), (2176, 59970), (2720, 47976), (3264, 39980), (3840, 33983), (3998, 32640), (4080, 31984), (4352, 29985), (5440, 23988), (5997, 21760), (6528, 19990), (7996, 16320), (8160, 15992), (9995, 13056), (10880, 11994)]