39846780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:276

約数の個数: 144

約数和(自身を含む): 128803584

約数和(自身を除く): 88956804

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 37, 45, 60, 62, 74, 90, 93, 111, 124, 148, 155, 180, 185, 186, 193, 222, 279, 310, 333, 370, 372, 386, 444, 465, 555, 558, 579, 620, 666, 740, 772, 930, 965, 1110, 1116, 1147, 1158, 1332, 1395, 1665, 1737, 1860, 1930, 2220, 2294, 2316, 2790, 2895, 3330, 3441, 3474, 3860, 4588, 5580, 5735, 5790, 5983, 6660, 6882, 6948, 7141, 8685, 10323, 11470, 11580, 11966, 13764, 14282, 17205, 17370, 17949, 20646, 21423, 22940, 23932, 28564, 29915, 34410, 34740, 35705, 35898, 41292, 42846, 51615, 53847, 59830, 64269, 68820, 71410, 71796, 85692, 89745, 103230, 107115, 107694, 119660, 128538, 142820, 179490, 206460, 214230, 215388, 221371, 257076, 269235, 321345, 358980, 428460, 442742, 538470, 642690, 664113, 885484, 1076940, 1106855, 1285380, 1328226, 1992339, 2213710, 2656452, 3320565, 3984678, 4427420, 6641130, 7969356, 9961695, 13282260, 19923390, 39846780]

約数ペア:

[(1, 39846780), (2, 19923390), (3, 13282260), (4, 9961695), (5, 7969356), (6, 6641130), (9, 4427420), (10, 3984678), (12, 3320565), (15, 2656452), (18, 2213710), (20, 1992339), (30, 1328226), (31, 1285380), (36, 1106855), (37, 1076940), (45, 885484), (60, 664113), (62, 642690), (74, 538470), (90, 442742), (93, 428460), (111, 358980), (124, 321345), (148, 269235), (155, 257076), (180, 221371), (185, 215388), (186, 214230), (193, 206460), (222, 179490), (279, 142820), (310, 128538), (333, 119660), (370, 107694), (372, 107115), (386, 103230), (444, 89745), (465, 85692), (555, 71796), (558, 71410), (579, 68820), (620, 64269), (666, 59830), (740, 53847), (772, 51615), (930, 42846), (965, 41292), (1110, 35898), (1116, 35705), (1147, 34740), (1158, 34410), (1332, 29915), (1395, 28564), (1665, 23932), (1737, 22940), (1860, 21423), (1930, 20646), (2220, 17949), (2294, 17370), (2316, 17205), (2790, 14282), (2895, 13764), (3330, 11966), (3441, 11580), (3474, 11470), (3860, 10323), (4588, 8685), (5580, 7141), (5735, 6948), (5790, 6882), (5983, 6660)]