77578480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{281}}^1$

素因数の和:347

約数の個数: 160

約数和(自身を含む): 226592640

約数和(自身を除く): 149014160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 29, 34, 35, 40, 56, 58, 68, 70, 80, 85, 112, 116, 119, 136, 140, 145, 170, 203, 232, 238, 272, 280, 281, 290, 340, 406, 464, 476, 493, 560, 562, 580, 595, 680, 812, 952, 986, 1015, 1124, 1160, 1190, 1360, 1405, 1624, 1904, 1967, 1972, 2030, 2248, 2320, 2380, 2465, 2810, 3248, 3451, 3934, 3944, 4060, 4496, 4760, 4777, 4930, 5620, 6902, 7868, 7888, 8120, 8149, 9520, 9554, 9835, 9860, 11240, 13804, 15736, 16240, 16298, 17255, 19108, 19670, 19720, 22480, 23885, 27608, 31472, 32596, 33439, 34510, 38216, 39340, 39440, 40745, 47770, 55216, 57043, 65192, 66878, 69020, 76432, 78680, 81490, 95540, 114086, 130384, 133756, 138040, 138533, 157360, 162980, 167195, 191080, 228172, 267512, 276080, 277066, 285215, 325960, 334390, 382160, 456344, 535024, 554132, 570430, 651920, 668780, 692665, 912688, 969731, 1108264, 1140860, 1337560, 1385330, 1939462, 2216528, 2281720, 2675120, 2770660, 3878924, 4563440, 4848655, 5541320, 7757848, 9697310, 11082640, 15515696, 19394620, 38789240, 77578480]

約数ペア:

[(1, 77578480), (2, 38789240), (4, 19394620), (5, 15515696), (7, 11082640), (8, 9697310), (10, 7757848), (14, 5541320), (16, 4848655), (17, 4563440), (20, 3878924), (28, 2770660), (29, 2675120), (34, 2281720), (35, 2216528), (40, 1939462), (56, 1385330), (58, 1337560), (68, 1140860), (70, 1108264), (80, 969731), (85, 912688), (112, 692665), (116, 668780), (119, 651920), (136, 570430), (140, 554132), (145, 535024), (170, 456344), (203, 382160), (232, 334390), (238, 325960), (272, 285215), (280, 277066), (281, 276080), (290, 267512), (340, 228172), (406, 191080), (464, 167195), (476, 162980), (493, 157360), (560, 138533), (562, 138040), (580, 133756), (595, 130384), (680, 114086), (812, 95540), (952, 81490), (986, 78680), (1015, 76432), (1124, 69020), (1160, 66878), (1190, 65192), (1360, 57043), (1405, 55216), (1624, 47770), (1904, 40745), (1967, 39440), (1972, 39340), (2030, 38216), (2248, 34510), (2320, 33439), (2380, 32596), (2465, 31472), (2810, 27608), (3248, 23885), (3451, 22480), (3934, 19720), (3944, 19670), (4060, 19108), (4496, 17255), (4760, 16298), (4777, 16240), (4930, 15736), (5620, 13804), (6902, 11240), (7868, 9860), (7888, 9835), (8120, 9554), (8149, 9520)]