20447289600

素因数分解:

$2^8\times 3^1\times 5^2\times {\mathrm{97}}^1\times {\mathrm{10979}}^1$

素因数の和:11105

約数の個数: 216

約数和(自身を含む): 68182198560

約数和(自身を除く): 47734908960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 97, 100, 120, 128, 150, 160, 192, 194, 200, 240, 256, 291, 300, 320, 384, 388, 400, 480, 485, 582, 600, 640, 768, 776, 800, 960, 970, 1164, 1200, 1280, 1455, 1552, 1600, 1920, 1940, 2328, 2400, 2425, 2910, 3104, 3200, 3840, 3880, 4656, 4800, 4850, 5820, 6208, 6400, 7275, 7760, 9312, 9600, 9700, 10979, 11640, 12416, 14550, 15520, 18624, 19200, 19400, 21958, 23280, 24832, 29100, 31040, 32937, 37248, 38800, 43916, 46560, 54895, 58200, 62080, 65874, 74496, 77600, 87832, 93120, 109790, 116400, 124160, 131748, 155200, 164685, 175664, 186240, 219580, 232800, 263496, 274475, 310400, 329370, 351328, 372480, 439160, 465600, 526992, 548950, 620800, 658740, 702656, 823425, 878320, 931200, 1053984, 1064963, 1097900, 1317480, 1405312, 1646850, 1756640, 1862400, 2107968, 2129926, 2195800, 2634960, 2810624, 3194889, 3293700, 3513280, 4215936, 4259852, 4391600, 5269920, 5324815, 6389778, 6587400, 7026560, 8431872, 8519704, 8783200, 10539840, 10649630, 12779556, 13174800, 14053120, 15974445, 17039408, 17566400, 21079680, 21299260, 25559112, 26349600, 26624075, 31948890, 34078816, 35132800, 42159360, 42598520, 51118224, 52699200, 53248150, 63897780, 68157632, 70265600, 79872225, 85197040, 102236448, 105398400, 106496300, 127795560, 136315264, 159744450, 170394080, 204472896, 210796800, 212992600, 255591120, 272630528, 319488900, 340788160, 408945792, 425985200, 511182240, 638977800, 681576320, 817891584, 851970400, 1022364480, 1277955600, 1363152640, 1703940800, 2044728960, 2555911200, 3407881600, 4089457920, 5111822400, 6815763200, 10223644800, 20447289600]

約数ペア:

[(1, 20447289600), (2, 10223644800), (3, 6815763200), (4, 5111822400), (5, 4089457920), (6, 3407881600), (8, 2555911200), (10, 2044728960), (12, 1703940800), (15, 1363152640), (16, 1277955600), (20, 1022364480), (24, 851970400), (25, 817891584), (30, 681576320), (32, 638977800), (40, 511182240), (48, 425985200), (50, 408945792), (60, 340788160), (64, 319488900), (75, 272630528), (80, 255591120), (96, 212992600), (97, 210796800), (100, 204472896), (120, 170394080), (128, 159744450), (150, 136315264), (160, 127795560), (192, 106496300), (194, 105398400), (200, 102236448), (240, 85197040), (256, 79872225), (291, 70265600), (300, 68157632), (320, 63897780), (384, 53248150), (388, 52699200), (400, 51118224), (480, 42598520), (485, 42159360), (582, 35132800), (600, 34078816), (640, 31948890), (768, 26624075), (776, 26349600), (800, 25559112), (960, 21299260), (970, 21079680), (1164, 17566400), (1200, 17039408), (1280, 15974445), (1455, 14053120), (1552, 13174800), (1600, 12779556), (1920, 10649630), (1940, 10539840), (2328, 8783200), (2400, 8519704), (2425, 8431872), (2910, 7026560), (3104, 6587400), (3200, 6389778), (3840, 5324815), (3880, 5269920), (4656, 4391600), (4800, 4259852), (4850, 4215936), (5820, 3513280), (6208, 3293700), (6400, 3194889), (7275, 2810624), (7760, 2634960), (9312, 2195800), (9600, 2129926), (9700, 2107968), (10979, 1862400), (11640, 1756640), (12416, 1646850), (14550, 1405312), (15520, 1317480), (18624, 1097900), (19200, 1064963), (19400, 1053984), (21958, 931200), (23280, 878320), (24832, 823425), (29100, 702656), (31040, 658740), (32937, 620800), (37248, 548950), (38800, 526992), (43916, 465600), (46560, 439160), (54895, 372480), (58200, 351328), (62080, 329370), (65874, 310400), (74496, 274475), (77600, 263496), (87832, 232800), (93120, 219580), (109790, 186240), (116400, 175664), (124160, 164685), (131748, 155200)]