161111340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2221}}^1$

素因数の和:2280

約数の個数: 144

約数和(自身を含む): 543518976

約数和(自身を除く): 382407636

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 31, 36, 39, 45, 52, 60, 62, 65, 78, 90, 93, 117, 124, 130, 155, 156, 180, 186, 195, 234, 260, 279, 310, 372, 390, 403, 465, 468, 558, 585, 620, 780, 806, 930, 1116, 1170, 1209, 1395, 1612, 1860, 2015, 2221, 2340, 2418, 2790, 3627, 4030, 4442, 4836, 5580, 6045, 6663, 7254, 8060, 8884, 11105, 12090, 13326, 14508, 18135, 19989, 22210, 24180, 26652, 28873, 33315, 36270, 39978, 44420, 57746, 66630, 68851, 72540, 79956, 86619, 99945, 115492, 133260, 137702, 144365, 173238, 199890, 206553, 259857, 275404, 288730, 344255, 346476, 399780, 413106, 433095, 519714, 577460, 619659, 688510, 826212, 866190, 895063, 1032765, 1039428, 1239318, 1299285, 1377020, 1732380, 1790126, 2065530, 2478636, 2598570, 2685189, 3098295, 3580252, 4131060, 4475315, 5197140, 5370378, 6196590, 8055567, 8950630, 10740756, 12393180, 13425945, 16111134, 17901260, 26851890, 32222268, 40277835, 53703780, 80555670, 161111340]

約数ペア:

[(1, 161111340), (2, 80555670), (3, 53703780), (4, 40277835), (5, 32222268), (6, 26851890), (9, 17901260), (10, 16111134), (12, 13425945), (13, 12393180), (15, 10740756), (18, 8950630), (20, 8055567), (26, 6196590), (30, 5370378), (31, 5197140), (36, 4475315), (39, 4131060), (45, 3580252), (52, 3098295), (60, 2685189), (62, 2598570), (65, 2478636), (78, 2065530), (90, 1790126), (93, 1732380), (117, 1377020), (124, 1299285), (130, 1239318), (155, 1039428), (156, 1032765), (180, 895063), (186, 866190), (195, 826212), (234, 688510), (260, 619659), (279, 577460), (310, 519714), (372, 433095), (390, 413106), (403, 399780), (465, 346476), (468, 344255), (558, 288730), (585, 275404), (620, 259857), (780, 206553), (806, 199890), (930, 173238), (1116, 144365), (1170, 137702), (1209, 133260), (1395, 115492), (1612, 99945), (1860, 86619), (2015, 79956), (2221, 72540), (2340, 68851), (2418, 66630), (2790, 57746), (3627, 44420), (4030, 39978), (4442, 36270), (4836, 33315), (5580, 28873), (6045, 26652), (6663, 24180), (7254, 22210), (8060, 19989), (8884, 18135), (11105, 14508), (12090, 13326)]