131193720

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{659}}^1$

素因数の和:762

約数の個数: 192

約数和(自身を含む): 494208000

約数和(自身を除く): 363014280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 79, 84, 90, 105, 120, 126, 140, 158, 168, 180, 210, 237, 252, 280, 315, 316, 360, 395, 420, 474, 504, 553, 630, 632, 659, 711, 790, 840, 948, 1106, 1185, 1260, 1318, 1422, 1580, 1659, 1896, 1977, 2212, 2370, 2520, 2636, 2765, 2844, 3160, 3295, 3318, 3555, 3954, 4424, 4613, 4740, 4977, 5272, 5530, 5688, 5931, 6590, 6636, 7110, 7908, 8295, 9226, 9480, 9885, 9954, 11060, 11862, 13180, 13272, 13839, 14220, 15816, 16590, 18452, 19770, 19908, 22120, 23065, 23724, 24885, 26360, 27678, 28440, 29655, 33180, 36904, 39540, 39816, 41517, 46130, 47448, 49770, 52061, 55356, 59310, 66360, 69195, 79080, 83034, 92260, 99540, 104122, 110712, 118620, 138390, 156183, 166068, 184520, 199080, 207585, 208244, 237240, 260305, 276780, 312366, 332136, 364427, 415170, 416488, 468549, 520610, 553560, 624732, 728854, 780915, 830340, 937098, 1041220, 1093281, 1249464, 1457708, 1561830, 1660680, 1822135, 1874196, 2082440, 2186562, 2342745, 2915416, 3123660, 3279843, 3644270, 3748392, 4373124, 4685490, 5466405, 6247320, 6559686, 7288540, 8746248, 9370980, 10932810, 13119372, 14577080, 16399215, 18741960, 21865620, 26238744, 32798430, 43731240, 65596860, 131193720]

約数ペア:

[(1, 131193720), (2, 65596860), (3, 43731240), (4, 32798430), (5, 26238744), (6, 21865620), (7, 18741960), (8, 16399215), (9, 14577080), (10, 13119372), (12, 10932810), (14, 9370980), (15, 8746248), (18, 7288540), (20, 6559686), (21, 6247320), (24, 5466405), (28, 4685490), (30, 4373124), (35, 3748392), (36, 3644270), (40, 3279843), (42, 3123660), (45, 2915416), (56, 2342745), (60, 2186562), (63, 2082440), (70, 1874196), (72, 1822135), (79, 1660680), (84, 1561830), (90, 1457708), (105, 1249464), (120, 1093281), (126, 1041220), (140, 937098), (158, 830340), (168, 780915), (180, 728854), (210, 624732), (237, 553560), (252, 520610), (280, 468549), (315, 416488), (316, 415170), (360, 364427), (395, 332136), (420, 312366), (474, 276780), (504, 260305), (553, 237240), (630, 208244), (632, 207585), (659, 199080), (711, 184520), (790, 166068), (840, 156183), (948, 138390), (1106, 118620), (1185, 110712), (1260, 104122), (1318, 99540), (1422, 92260), (1580, 83034), (1659, 79080), (1896, 69195), (1977, 66360), (2212, 59310), (2370, 55356), (2520, 52061), (2636, 49770), (2765, 47448), (2844, 46130), (3160, 41517), (3295, 39816), (3318, 39540), (3555, 36904), (3954, 33180), (4424, 29655), (4613, 28440), (4740, 27678), (4977, 26360), (5272, 24885), (5530, 23724), (5688, 23065), (5931, 22120), (6590, 19908), (6636, 19770), (7110, 18452), (7908, 16590), (8295, 15816), (9226, 14220), (9480, 13839), (9885, 13272), (9954, 13180), (11060, 11862)]