83210240

素因数分解:

$2^{12}\times 5^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1$

素因数の和:285

約数の個数: 104

約数和(自身を含む): 212310720

約数和(自身を除く): 129100480

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 239, 256, 272, 320, 340, 478, 512, 544, 640, 680, 956, 1024, 1088, 1195, 1280, 1360, 1912, 2048, 2176, 2390, 2560, 2720, 3824, 4063, 4096, 4352, 4780, 5120, 5440, 7648, 8126, 8704, 9560, 10240, 10880, 15296, 16252, 17408, 19120, 20315, 20480, 21760, 30592, 32504, 34816, 38240, 40630, 43520, 61184, 65008, 69632, 76480, 81260, 87040, 122368, 130016, 152960, 162520, 174080, 244736, 260032, 305920, 325040, 348160, 489472, 520064, 611840, 650080, 978944, 1040128, 1223680, 1300160, 2080256, 2447360, 2600320, 4160512, 4894720, 5200640, 8321024, 10401280, 16642048, 20802560, 41605120, 83210240]

約数ペア:

[(1, 83210240), (2, 41605120), (4, 20802560), (5, 16642048), (8, 10401280), (10, 8321024), (16, 5200640), (17, 4894720), (20, 4160512), (32, 2600320), (34, 2447360), (40, 2080256), (64, 1300160), (68, 1223680), (80, 1040128), (85, 978944), (128, 650080), (136, 611840), (160, 520064), (170, 489472), (239, 348160), (256, 325040), (272, 305920), (320, 260032), (340, 244736), (478, 174080), (512, 162520), (544, 152960), (640, 130016), (680, 122368), (956, 87040), (1024, 81260), (1088, 76480), (1195, 69632), (1280, 65008), (1360, 61184), (1912, 43520), (2048, 40630), (2176, 38240), (2390, 34816), (2560, 32504), (2720, 30592), (3824, 21760), (4063, 20480), (4096, 20315), (4352, 19120), (4780, 17408), (5120, 16252), (5440, 15296), (7648, 10880), (8126, 10240), (8704, 9560)]