163125720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{311}}^1$

素因数の和:406

約数の個数: 192

約数和(自身を含む): 560701440

約数和(自身を除く): 397575720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 47, 60, 62, 72, 90, 93, 94, 120, 124, 141, 155, 180, 186, 188, 235, 248, 279, 282, 310, 311, 360, 372, 376, 423, 465, 470, 558, 564, 620, 622, 705, 744, 846, 930, 933, 940, 1116, 1128, 1240, 1244, 1395, 1410, 1457, 1555, 1692, 1860, 1866, 1880, 2115, 2232, 2488, 2790, 2799, 2820, 2914, 3110, 3384, 3720, 3732, 4230, 4371, 4665, 5580, 5598, 5640, 5828, 6220, 7285, 7464, 8460, 8742, 9330, 9641, 11160, 11196, 11656, 12440, 13113, 13995, 14570, 14617, 16920, 17484, 18660, 19282, 21855, 22392, 26226, 27990, 28923, 29140, 29234, 34968, 37320, 38564, 43710, 43851, 48205, 52452, 55980, 57846, 58280, 58468, 65565, 73085, 77128, 86769, 87420, 87702, 96410, 104904, 111960, 115692, 116936, 131130, 131553, 144615, 146170, 173538, 174840, 175404, 192820, 219255, 231384, 262260, 263106, 289230, 292340, 347076, 350808, 385640, 433845, 438510, 453127, 524520, 526212, 578460, 584680, 657765, 694152, 867690, 877020, 906254, 1052424, 1156920, 1315530, 1359381, 1735380, 1754040, 1812508, 2265635, 2631060, 2718762, 3470760, 3625016, 4078143, 4531270, 5262120, 5437524, 6796905, 8156286, 9062540, 10875048, 13593810, 16312572, 18125080, 20390715, 27187620, 32625144, 40781430, 54375240, 81562860, 163125720]

約数ペア:

[(1, 163125720), (2, 81562860), (3, 54375240), (4, 40781430), (5, 32625144), (6, 27187620), (8, 20390715), (9, 18125080), (10, 16312572), (12, 13593810), (15, 10875048), (18, 9062540), (20, 8156286), (24, 6796905), (30, 5437524), (31, 5262120), (36, 4531270), (40, 4078143), (45, 3625016), (47, 3470760), (60, 2718762), (62, 2631060), (72, 2265635), (90, 1812508), (93, 1754040), (94, 1735380), (120, 1359381), (124, 1315530), (141, 1156920), (155, 1052424), (180, 906254), (186, 877020), (188, 867690), (235, 694152), (248, 657765), (279, 584680), (282, 578460), (310, 526212), (311, 524520), (360, 453127), (372, 438510), (376, 433845), (423, 385640), (465, 350808), (470, 347076), (558, 292340), (564, 289230), (620, 263106), (622, 262260), (705, 231384), (744, 219255), (846, 192820), (930, 175404), (933, 174840), (940, 173538), (1116, 146170), (1128, 144615), (1240, 131553), (1244, 131130), (1395, 116936), (1410, 115692), (1457, 111960), (1555, 104904), (1692, 96410), (1860, 87702), (1866, 87420), (1880, 86769), (2115, 77128), (2232, 73085), (2488, 65565), (2790, 58468), (2799, 58280), (2820, 57846), (2914, 55980), (3110, 52452), (3384, 48205), (3720, 43851), (3732, 43710), (4230, 38564), (4371, 37320), (4665, 34968), (5580, 29234), (5598, 29140), (5640, 28923), (5828, 27990), (6220, 26226), (7285, 22392), (7464, 21855), (8460, 19282), (8742, 18660), (9330, 17484), (9641, 16920), (11160, 14617), (11196, 14570), (11656, 13995), (12440, 13113)]