15601920

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1$

素因数の和:280

約数の個数: 144

約数和(自身を含む): 52980480

約数和(自身を除く): 37378560

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, 544, 640, 680, 717, 768, 816, 956, 960, 1020, 1088, 1195, 1280, 1360, 1434, 1632, 1912, 1920, 2040, 2176, 2390, 2720, 2868, 3264, 3585, 3824, 3840, 4063, 4080, 4352, 4780, 5440, 5736, 6528, 7170, 7648, 8126, 8160, 9560, 10880, 11472, 12189, 13056, 14340, 15296, 16252, 16320, 19120, 20315, 21760, 22944, 24378, 28680, 30592, 32504, 32640, 38240, 40630, 45888, 48756, 57360, 60945, 61184, 65008, 65280, 76480, 81260, 91776, 97512, 114720, 121890, 130016, 152960, 162520, 183552, 195024, 229440, 243780, 260032, 305920, 325040, 390048, 458880, 487560, 520064, 650080, 780096, 917760, 975120, 1040128, 1300160, 1560192, 1950240, 2600320, 3120384, 3900480, 5200640, 7800960, 15601920]

約数ペア:

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