78568320

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{271}}^1$

素因数の和:444

約数の個数: 128

約数和(自身を含む): 253025280

約数和(自身を除く): 174456960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 151, 160, 192, 240, 271, 302, 320, 384, 453, 480, 542, 604, 640, 755, 813, 906, 960, 1084, 1208, 1355, 1510, 1626, 1812, 1920, 2168, 2265, 2416, 2710, 3020, 3252, 3624, 4065, 4336, 4530, 4832, 5420, 6040, 6504, 7248, 8130, 8672, 9060, 9664, 10840, 12080, 13008, 14496, 16260, 17344, 18120, 19328, 21680, 24160, 26016, 28992, 32520, 34688, 36240, 40921, 43360, 48320, 52032, 57984, 65040, 72480, 81842, 86720, 96640, 104064, 122763, 130080, 144960, 163684, 173440, 204605, 245526, 260160, 289920, 327368, 409210, 491052, 520320, 613815, 654736, 818420, 982104, 1227630, 1309472, 1636840, 1964208, 2455260, 2618944, 3273680, 3928416, 4910520, 5237888, 6547360, 7856832, 9821040, 13094720, 15713664, 19642080, 26189440, 39284160, 78568320]

約数ペア:

[(1, 78568320), (2, 39284160), (3, 26189440), (4, 19642080), (5, 15713664), (6, 13094720), (8, 9821040), (10, 7856832), (12, 6547360), (15, 5237888), (16, 4910520), (20, 3928416), (24, 3273680), (30, 2618944), (32, 2455260), (40, 1964208), (48, 1636840), (60, 1309472), (64, 1227630), (80, 982104), (96, 818420), (120, 654736), (128, 613815), (151, 520320), (160, 491052), (192, 409210), (240, 327368), (271, 289920), (302, 260160), (320, 245526), (384, 204605), (453, 173440), (480, 163684), (542, 144960), (604, 130080), (640, 122763), (755, 104064), (813, 96640), (906, 86720), (960, 81842), (1084, 72480), (1208, 65040), (1355, 57984), (1510, 52032), (1626, 48320), (1812, 43360), (1920, 40921), (2168, 36240), (2265, 34688), (2416, 32520), (2710, 28992), (3020, 26016), (3252, 24160), (3624, 21680), (4065, 19328), (4336, 18120), (4530, 17344), (4832, 16260), (5420, 14496), (6040, 13008), (6504, 12080), (7248, 10840), (8130, 9664), (8672, 9060)]