31203840

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1$

素因数の和:282

約数の個数: 160

約数和(自身を含む): 106064640

約数和(自身を除く): 74860800

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, 239, 240, 255, 256, 272, 320, 340, 384, 408, 478, 480, 510, 512, 544, 640, 680, 717, 768, 816, 956, 960, 1020, 1088, 1195, 1280, 1360, 1434, 1536, 1632, 1912, 1920, 2040, 2176, 2390, 2560, 2720, 2868, 3264, 3585, 3824, 3840, 4063, 4080, 4352, 4780, 5440, 5736, 6528, 7170, 7648, 7680, 8126, 8160, 8704, 9560, 10880, 11472, 12189, 13056, 14340, 15296, 16252, 16320, 19120, 20315, 21760, 22944, 24378, 26112, 28680, 30592, 32504, 32640, 38240, 40630, 43520, 45888, 48756, 57360, 60945, 61184, 65008, 65280, 76480, 81260, 91776, 97512, 114720, 121890, 122368, 130016, 130560, 152960, 162520, 183552, 195024, 229440, 243780, 260032, 305920, 325040, 367104, 390048, 458880, 487560, 520064, 611840, 650080, 780096, 917760, 975120, 1040128, 1300160, 1560192, 1835520, 1950240, 2080256, 2600320, 3120384, 3900480, 5200640, 6240768, 7800960, 10401280, 15601920, 31203840]

約数ペア:

[(1, 31203840), (2, 15601920), (3, 10401280), (4, 7800960), (5, 6240768), (6, 5200640), (8, 3900480), (10, 3120384), (12, 2600320), (15, 2080256), (16, 1950240), (17, 1835520), (20, 1560192), (24, 1300160), (30, 1040128), (32, 975120), (34, 917760), (40, 780096), (48, 650080), (51, 611840), (60, 520064), (64, 487560), (68, 458880), (80, 390048), (85, 367104), (96, 325040), (102, 305920), (120, 260032), (128, 243780), (136, 229440), (160, 195024), (170, 183552), (192, 162520), (204, 152960), (239, 130560), (240, 130016), (255, 122368), (256, 121890), (272, 114720), (320, 97512), (340, 91776), (384, 81260), (408, 76480), (478, 65280), (480, 65008), (510, 61184), (512, 60945), (544, 57360), (640, 48756), (680, 45888), (717, 43520), (768, 40630), (816, 38240), (956, 32640), (960, 32504), (1020, 30592), (1088, 28680), (1195, 26112), (1280, 24378), (1360, 22944), (1434, 21760), (1536, 20315), (1632, 19120), (1912, 16320), (1920, 16252), (2040, 15296), (2176, 14340), (2390, 13056), (2560, 12189), (2720, 11472), (2868, 10880), (3264, 9560), (3585, 8704), (3824, 8160), (3840, 8126), (4063, 7680), (4080, 7648), (4352, 7170), (4780, 6528), (5440, 5736)]