388948320

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{8713}}^1$

素因数の和:8765

約数の個数: 144

約数和(自身を含む): 1370259072

約数和(自身を除く): 981310752

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 240, 248, 279, 288, 310, 360, 372, 465, 480, 496, 558, 620, 720, 744, 930, 992, 1116, 1240, 1395, 1440, 1488, 1860, 2232, 2480, 2790, 2976, 3720, 4464, 4960, 5580, 7440, 8713, 8928, 11160, 14880, 17426, 22320, 26139, 34852, 43565, 44640, 52278, 69704, 78417, 87130, 104556, 130695, 139408, 156834, 174260, 209112, 261390, 270103, 278816, 313668, 348520, 392085, 418224, 522780, 540206, 627336, 697040, 784170, 810309, 836448, 1045560, 1080412, 1254672, 1350515, 1394080, 1568340, 1620618, 2091120, 2160824, 2430927, 2509344, 2701030, 3136680, 3241236, 4051545, 4182240, 4321648, 4861854, 5402060, 6273360, 6482472, 8103090, 8643296, 9723708, 10804120, 12154635, 12546720, 12964944, 16206180, 19447416, 21608240, 24309270, 25929888, 32412360, 38894832, 43216480, 48618540, 64824720, 77789664, 97237080, 129649440, 194474160, 388948320]

約数ペア:

[(1, 388948320), (2, 194474160), (3, 129649440), (4, 97237080), (5, 77789664), (6, 64824720), (8, 48618540), (9, 43216480), (10, 38894832), (12, 32412360), (15, 25929888), (16, 24309270), (18, 21608240), (20, 19447416), (24, 16206180), (30, 12964944), (31, 12546720), (32, 12154635), (36, 10804120), (40, 9723708), (45, 8643296), (48, 8103090), (60, 6482472), (62, 6273360), (72, 5402060), (80, 4861854), (90, 4321648), (93, 4182240), (96, 4051545), (120, 3241236), (124, 3136680), (144, 2701030), (155, 2509344), (160, 2430927), (180, 2160824), (186, 2091120), (240, 1620618), (248, 1568340), (279, 1394080), (288, 1350515), (310, 1254672), (360, 1080412), (372, 1045560), (465, 836448), (480, 810309), (496, 784170), (558, 697040), (620, 627336), (720, 540206), (744, 522780), (930, 418224), (992, 392085), (1116, 348520), (1240, 313668), (1395, 278816), (1440, 270103), (1488, 261390), (1860, 209112), (2232, 174260), (2480, 156834), (2790, 139408), (2976, 130695), (3720, 104556), (4464, 87130), (4960, 78417), (5580, 69704), (7440, 52278), (8713, 44640), (8928, 43565), (11160, 34852), (14880, 26139), (17426, 22320)]