388197720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{463}}^1$

素因数の和:634

約数の個数: 192

約数和(自身を含む): 1348513920

約数和(自身を除く): 960316200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 85, 90, 102, 120, 136, 137, 153, 170, 180, 204, 255, 274, 306, 340, 360, 408, 411, 463, 510, 548, 612, 680, 685, 765, 822, 926, 1020, 1096, 1224, 1233, 1370, 1389, 1530, 1644, 1852, 2040, 2055, 2315, 2329, 2466, 2740, 2778, 3060, 3288, 3704, 4110, 4167, 4630, 4658, 4932, 5480, 5556, 6120, 6165, 6945, 6987, 7871, 8220, 8334, 9260, 9316, 9864, 11112, 11645, 12330, 13890, 13974, 15742, 16440, 16668, 18520, 18632, 20835, 20961, 23290, 23613, 24660, 27780, 27948, 31484, 33336, 34935, 39355, 41670, 41922, 46580, 47226, 49320, 55560, 55896, 62968, 63431, 69870, 70839, 78710, 83340, 83844, 93160, 94452, 104805, 118065, 126862, 139740, 141678, 157420, 166680, 167688, 188904, 190293, 209610, 236130, 253724, 279480, 283356, 314840, 317155, 354195, 380586, 419220, 472260, 507448, 566712, 570879, 634310, 708390, 761172, 838440, 944520, 951465, 1078327, 1141758, 1268620, 1416780, 1522344, 1902930, 2156654, 2283516, 2537240, 2833560, 2854395, 3234981, 3805860, 4313308, 4567032, 5391635, 5708790, 6469962, 7611720, 8626616, 9704943, 10783270, 11417580, 12939924, 16174905, 19409886, 21566540, 22835160, 25879848, 32349810, 38819772, 43133080, 48524715, 64699620, 77639544, 97049430, 129399240, 194098860, 388197720]

約数ペア:

[(1, 388197720), (2, 194098860), (3, 129399240), (4, 97049430), (5, 77639544), (6, 64699620), (8, 48524715), (9, 43133080), (10, 38819772), (12, 32349810), (15, 25879848), (17, 22835160), (18, 21566540), (20, 19409886), (24, 16174905), (30, 12939924), (34, 11417580), (36, 10783270), (40, 9704943), (45, 8626616), (51, 7611720), (60, 6469962), (68, 5708790), (72, 5391635), (85, 4567032), (90, 4313308), (102, 3805860), (120, 3234981), (136, 2854395), (137, 2833560), (153, 2537240), (170, 2283516), (180, 2156654), (204, 1902930), (255, 1522344), (274, 1416780), (306, 1268620), (340, 1141758), (360, 1078327), (408, 951465), (411, 944520), (463, 838440), (510, 761172), (548, 708390), (612, 634310), (680, 570879), (685, 566712), (765, 507448), (822, 472260), (926, 419220), (1020, 380586), (1096, 354195), (1224, 317155), (1233, 314840), (1370, 283356), (1389, 279480), (1530, 253724), (1644, 236130), (1852, 209610), (2040, 190293), (2055, 188904), (2315, 167688), (2329, 166680), (2466, 157420), (2740, 141678), (2778, 139740), (3060, 126862), (3288, 118065), (3704, 104805), (4110, 94452), (4167, 93160), (4630, 83844), (4658, 83340), (4932, 78710), (5480, 70839), (5556, 69870), (6120, 63431), (6165, 62968), (6945, 55896), (6987, 55560), (7871, 49320), (8220, 47226), (8334, 46580), (9260, 41922), (9316, 41670), (9864, 39355), (11112, 34935), (11645, 33336), (12330, 31484), (13890, 27948), (13974, 27780), (15742, 24660), (16440, 23613), (16668, 23290), (18520, 20961), (18632, 20835)]