279334440

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3359}}^1$

素因数の和:3397

約数の個数: 256

約数和(自身を含む): 1161216000

約数和(自身を除く): 881881560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 24, 27, 28, 30, 33, 35, 36, 40, 42, 44, 45, 54, 55, 56, 60, 63, 66, 70, 72, 77, 84, 88, 90, 99, 105, 108, 110, 120, 126, 132, 135, 140, 154, 165, 168, 180, 189, 198, 210, 216, 220, 231, 252, 264, 270, 280, 297, 308, 315, 330, 360, 378, 385, 396, 420, 440, 462, 495, 504, 540, 594, 616, 630, 660, 693, 756, 770, 792, 840, 924, 945, 990, 1080, 1155, 1188, 1260, 1320, 1386, 1485, 1512, 1540, 1848, 1890, 1980, 2079, 2310, 2376, 2520, 2772, 2970, 3080, 3359, 3465, 3780, 3960, 4158, 4620, 5544, 5940, 6718, 6930, 7560, 8316, 9240, 10077, 10395, 11880, 13436, 13860, 16632, 16795, 20154, 20790, 23513, 26872, 27720, 30231, 33590, 36949, 40308, 41580, 47026, 50385, 60462, 67180, 70539, 73898, 80616, 83160, 90693, 94052, 100770, 110847, 117565, 120924, 134360, 141078, 147796, 151155, 181386, 184745, 188104, 201540, 211617, 221694, 235130, 241848, 258643, 282156, 295592, 302310, 332541, 352695, 362772, 369490, 403080, 423234, 443388, 453465, 470260, 517286, 554235, 564312, 604620, 634851, 665082, 705390, 725544, 738980, 775929, 846468, 886776, 906930, 940520, 997623, 1034572, 1058085, 1108470, 1209240, 1269702, 1293215, 1330164, 1410780, 1477960, 1551858, 1662705, 1692936, 1813860, 1995246, 2069144, 2116170, 2216940, 2327787, 2539404, 2586430, 2660328, 2821560, 3103716, 3174255, 3325410, 3627720, 3879645, 3990492, 4232340, 4433880, 4655574, 4988115, 5078808, 5172860, 6207432, 6348510, 6650820, 6983361, 7759290, 7980984, 8464680, 9311148, 9976230, 10345720, 11638935, 12697020, 13301640, 13966722, 15518580, 18622296, 19952460, 23277870, 25394040, 27933444, 31037160, 34916805, 39904920, 46555740, 55866888, 69833610, 93111480, 139667220, 279334440]

約数ペア:

[(1, 279334440), (2, 139667220), (3, 93111480), (4, 69833610), (5, 55866888), (6, 46555740), (7, 39904920), (8, 34916805), (9, 31037160), (10, 27933444), (11, 25394040), (12, 23277870), (14, 19952460), (15, 18622296), (18, 15518580), (20, 13966722), (21, 13301640), (22, 12697020), (24, 11638935), (27, 10345720), (28, 9976230), (30, 9311148), (33, 8464680), (35, 7980984), (36, 7759290), (40, 6983361), (42, 6650820), (44, 6348510), (45, 6207432), (54, 5172860), (55, 5078808), (56, 4988115), (60, 4655574), (63, 4433880), (66, 4232340), (70, 3990492), (72, 3879645), (77, 3627720), (84, 3325410), (88, 3174255), (90, 3103716), (99, 2821560), (105, 2660328), (108, 2586430), (110, 2539404), (120, 2327787), (126, 2216940), (132, 2116170), (135, 2069144), (140, 1995246), (154, 1813860), (165, 1692936), (168, 1662705), (180, 1551858), (189, 1477960), (198, 1410780), (210, 1330164), (216, 1293215), (220, 1269702), (231, 1209240), (252, 1108470), (264, 1058085), (270, 1034572), (280, 997623), (297, 940520), (308, 906930), (315, 886776), (330, 846468), (360, 775929), (378, 738980), (385, 725544), (396, 705390), (420, 665082), (440, 634851), (462, 604620), (495, 564312), (504, 554235), (540, 517286), (594, 470260), (616, 453465), (630, 443388), (660, 423234), (693, 403080), (756, 369490), (770, 362772), (792, 352695), (840, 332541), (924, 302310), (945, 295592), (990, 282156), (1080, 258643), (1155, 241848), (1188, 235130), (1260, 221694), (1320, 211617), (1386, 201540), (1485, 188104), (1512, 184745), (1540, 181386), (1848, 151155), (1890, 147796), (1980, 141078), (2079, 134360), (2310, 120924), (2376, 117565), (2520, 110847), (2772, 100770), (2970, 94052), (3080, 90693), (3359, 83160), (3465, 80616), (3780, 73898), (3960, 70539), (4158, 67180), (4620, 60462), (5544, 50385), (5940, 47026), (6718, 41580), (6930, 40308), (7560, 36949), (8316, 33590), (9240, 30231), (10077, 27720), (10395, 26872), (11880, 23513), (13436, 20790), (13860, 20154), (16632, 16795)]