198149600

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:154

約数の個数: 216

約数和(自身を含む): 561057840

約数和(自身を除く): 362908240

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 25, 32, 40, 44, 46, 50, 55, 80, 88, 89, 92, 100, 110, 115, 121, 160, 176, 178, 184, 200, 220, 230, 242, 253, 275, 352, 356, 368, 400, 440, 445, 460, 484, 506, 550, 575, 605, 712, 736, 800, 880, 890, 920, 968, 979, 1012, 1100, 1150, 1210, 1265, 1424, 1760, 1780, 1840, 1936, 1958, 2024, 2047, 2200, 2225, 2300, 2420, 2530, 2783, 2848, 3025, 3560, 3680, 3872, 3916, 4048, 4094, 4400, 4450, 4600, 4840, 4895, 5060, 5566, 6050, 6325, 7120, 7832, 8096, 8188, 8800, 8900, 9200, 9680, 9790, 10120, 10235, 10769, 11132, 12100, 12650, 13915, 14240, 15664, 16376, 17800, 18400, 19360, 19580, 20240, 20470, 21538, 22264, 22517, 24200, 24475, 25300, 27830, 31328, 32752, 35600, 39160, 40480, 40940, 43076, 44528, 45034, 48400, 48950, 50600, 51175, 53845, 55660, 65504, 69575, 71200, 78320, 81880, 86152, 89056, 90068, 96800, 97900, 101200, 102350, 107690, 111320, 112585, 139150, 156640, 163760, 172304, 180136, 195800, 202400, 204700, 215380, 222640, 225170, 247687, 269225, 278300, 327520, 344608, 360272, 391600, 409400, 430760, 445280, 450340, 495374, 538450, 556600, 562925, 720544, 783200, 818800, 861520, 900680, 990748, 1076900, 1113200, 1125850, 1238435, 1637600, 1723040, 1801360, 1981496, 2153800, 2226400, 2251700, 2476870, 3602720, 3962992, 4307600, 4503400, 4953740, 6192175, 7925984, 8615200, 9006800, 9907480, 12384350, 18013600, 19814960, 24768700, 39629920, 49537400, 99074800, 198149600]

約数ペア:

[(1, 198149600), (2, 99074800), (4, 49537400), (5, 39629920), (8, 24768700), (10, 19814960), (11, 18013600), (16, 12384350), (20, 9907480), (22, 9006800), (23, 8615200), (25, 7925984), (32, 6192175), (40, 4953740), (44, 4503400), (46, 4307600), (50, 3962992), (55, 3602720), (80, 2476870), (88, 2251700), (89, 2226400), (92, 2153800), (100, 1981496), (110, 1801360), (115, 1723040), (121, 1637600), (160, 1238435), (176, 1125850), (178, 1113200), (184, 1076900), (200, 990748), (220, 900680), (230, 861520), (242, 818800), (253, 783200), (275, 720544), (352, 562925), (356, 556600), (368, 538450), (400, 495374), (440, 450340), (445, 445280), (460, 430760), (484, 409400), (506, 391600), (550, 360272), (575, 344608), (605, 327520), (712, 278300), (736, 269225), (800, 247687), (880, 225170), (890, 222640), (920, 215380), (968, 204700), (979, 202400), (1012, 195800), (1100, 180136), (1150, 172304), (1210, 163760), (1265, 156640), (1424, 139150), (1760, 112585), (1780, 111320), (1840, 107690), (1936, 102350), (1958, 101200), (2024, 97900), (2047, 96800), (2200, 90068), (2225, 89056), (2300, 86152), (2420, 81880), (2530, 78320), (2783, 71200), (2848, 69575), (3025, 65504), (3560, 55660), (3680, 53845), (3872, 51175), (3916, 50600), (4048, 48950), (4094, 48400), (4400, 45034), (4450, 44528), (4600, 43076), (4840, 40940), (4895, 40480), (5060, 39160), (5566, 35600), (6050, 32752), (6325, 31328), (7120, 27830), (7832, 25300), (8096, 24475), (8188, 24200), (8800, 22517), (8900, 22264), (9200, 21538), (9680, 20470), (9790, 20240), (10120, 19580), (10235, 19360), (10769, 18400), (11132, 17800), (12100, 16376), (12650, 15664), (13915, 14240)]