87997140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{907}}^1$

素因数の和:947

約数の個数: 216

約数和(自身を含む): 339105312

約数和(自身を除く): 251108172

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 49, 55, 60, 63, 66, 70, 77, 84, 90, 98, 99, 105, 110, 126, 132, 140, 147, 154, 165, 180, 196, 198, 210, 220, 231, 245, 252, 294, 308, 315, 330, 385, 396, 420, 441, 462, 490, 495, 539, 588, 630, 660, 693, 735, 770, 882, 907, 924, 980, 990, 1078, 1155, 1260, 1386, 1470, 1540, 1617, 1764, 1814, 1980, 2156, 2205, 2310, 2695, 2721, 2772, 2940, 3234, 3465, 3628, 4410, 4535, 4620, 4851, 5390, 5442, 6349, 6468, 6930, 8085, 8163, 8820, 9070, 9702, 9977, 10780, 10884, 12698, 13605, 13860, 16170, 16326, 18140, 19047, 19404, 19954, 24255, 25396, 27210, 29931, 31745, 32340, 32652, 38094, 39908, 40815, 44443, 48510, 49885, 54420, 57141, 59862, 63490, 69839, 76188, 81630, 88886, 89793, 95235, 97020, 99770, 114282, 119724, 126980, 133329, 139678, 149655, 163260, 177772, 179586, 190470, 199540, 209517, 222215, 228564, 266658, 279356, 285705, 299310, 349195, 359172, 380940, 399987, 419034, 444430, 448965, 488873, 533316, 571410, 598620, 628551, 666645, 698390, 799974, 838068, 888860, 897930, 977746, 1047585, 1142820, 1257102, 1333290, 1396780, 1466619, 1599948, 1795860, 1955492, 1999935, 2095170, 2444365, 2514204, 2666580, 2933238, 3142755, 3999870, 4190340, 4399857, 4888730, 5866476, 6285510, 7333095, 7999740, 8799714, 9777460, 12571020, 14666190, 17599428, 21999285, 29332380, 43998570, 87997140]

約数ペア:

[(1, 87997140), (2, 43998570), (3, 29332380), (4, 21999285), (5, 17599428), (6, 14666190), (7, 12571020), (9, 9777460), (10, 8799714), (11, 7999740), (12, 7333095), (14, 6285510), (15, 5866476), (18, 4888730), (20, 4399857), (21, 4190340), (22, 3999870), (28, 3142755), (30, 2933238), (33, 2666580), (35, 2514204), (36, 2444365), (42, 2095170), (44, 1999935), (45, 1955492), (49, 1795860), (55, 1599948), (60, 1466619), (63, 1396780), (66, 1333290), (70, 1257102), (77, 1142820), (84, 1047585), (90, 977746), (98, 897930), (99, 888860), (105, 838068), (110, 799974), (126, 698390), (132, 666645), (140, 628551), (147, 598620), (154, 571410), (165, 533316), (180, 488873), (196, 448965), (198, 444430), (210, 419034), (220, 399987), (231, 380940), (245, 359172), (252, 349195), (294, 299310), (308, 285705), (315, 279356), (330, 266658), (385, 228564), (396, 222215), (420, 209517), (441, 199540), (462, 190470), (490, 179586), (495, 177772), (539, 163260), (588, 149655), (630, 139678), (660, 133329), (693, 126980), (735, 119724), (770, 114282), (882, 99770), (907, 97020), (924, 95235), (980, 89793), (990, 88886), (1078, 81630), (1155, 76188), (1260, 69839), (1386, 63490), (1470, 59862), (1540, 57141), (1617, 54420), (1764, 49885), (1814, 48510), (1980, 44443), (2156, 40815), (2205, 39908), (2310, 38094), (2695, 32652), (2721, 32340), (2772, 31745), (2940, 29931), (3234, 27210), (3465, 25396), (3628, 24255), (4410, 19954), (4535, 19404), (4620, 19047), (4851, 18140), (5390, 16326), (5442, 16170), (6349, 13860), (6468, 13605), (6930, 12698), (8085, 10884), (8163, 10780), (8820, 9977), (9070, 9702)]