82712880

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{257}}^1$

素因数の和:428

約数の個数: 160

約数和(自身を含む): 287928000

約数和(自身を除く): 205215120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 149, 180, 216, 240, 257, 270, 298, 360, 432, 447, 514, 540, 596, 720, 745, 771, 894, 1028, 1080, 1192, 1285, 1341, 1490, 1542, 1788, 2056, 2160, 2235, 2313, 2384, 2570, 2682, 2980, 3084, 3576, 3855, 4023, 4112, 4470, 4626, 5140, 5364, 5960, 6168, 6705, 6939, 7152, 7710, 8046, 8940, 9252, 10280, 10728, 11565, 11920, 12336, 13410, 13878, 15420, 16092, 17880, 18504, 20115, 20560, 21456, 23130, 26820, 27756, 30840, 32184, 34695, 35760, 37008, 38293, 40230, 46260, 53640, 55512, 61680, 64368, 69390, 76586, 80460, 92520, 107280, 111024, 114879, 138780, 153172, 160920, 185040, 191465, 229758, 277560, 306344, 321840, 344637, 382930, 459516, 555120, 574395, 612688, 689274, 765860, 919032, 1033911, 1148790, 1378548, 1531720, 1723185, 1838064, 2067822, 2297580, 2757096, 3063440, 3446370, 4135644, 4595160, 5169555, 5514192, 6892740, 8271288, 9190320, 10339110, 13785480, 16542576, 20678220, 27570960, 41356440, 82712880]

約数ペア:

[(1, 82712880), (2, 41356440), (3, 27570960), (4, 20678220), (5, 16542576), (6, 13785480), (8, 10339110), (9, 9190320), (10, 8271288), (12, 6892740), (15, 5514192), (16, 5169555), (18, 4595160), (20, 4135644), (24, 3446370), (27, 3063440), (30, 2757096), (36, 2297580), (40, 2067822), (45, 1838064), (48, 1723185), (54, 1531720), (60, 1378548), (72, 1148790), (80, 1033911), (90, 919032), (108, 765860), (120, 689274), (135, 612688), (144, 574395), (149, 555120), (180, 459516), (216, 382930), (240, 344637), (257, 321840), (270, 306344), (298, 277560), (360, 229758), (432, 191465), (447, 185040), (514, 160920), (540, 153172), (596, 138780), (720, 114879), (745, 111024), (771, 107280), (894, 92520), (1028, 80460), (1080, 76586), (1192, 69390), (1285, 64368), (1341, 61680), (1490, 55512), (1542, 53640), (1788, 46260), (2056, 40230), (2160, 38293), (2235, 37008), (2313, 35760), (2384, 34695), (2570, 32184), (2682, 30840), (2980, 27756), (3084, 26820), (3576, 23130), (3855, 21456), (4023, 20560), (4112, 20115), (4470, 18504), (4626, 17880), (5140, 16092), (5364, 15420), (5960, 13878), (6168, 13410), (6705, 12336), (6939, 11920), (7152, 11565), (7710, 10728), (8046, 10280), (8940, 9252)]