20499065280

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{27271}}^1$

素因数の和:27329

約数の個数: 280

約数和(自身を含む): 75435988320

約数和(自身を除く): 54936923040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 29, 30, 32, 36, 40, 45, 48, 54, 58, 60, 64, 72, 80, 81, 87, 90, 96, 108, 116, 120, 135, 144, 145, 160, 162, 174, 180, 192, 216, 232, 240, 261, 270, 288, 290, 320, 324, 348, 360, 405, 432, 435, 464, 480, 522, 540, 576, 580, 648, 696, 720, 783, 810, 864, 870, 928, 960, 1044, 1080, 1160, 1296, 1305, 1392, 1440, 1566, 1620, 1728, 1740, 1856, 2088, 2160, 2320, 2349, 2592, 2610, 2784, 2880, 3132, 3240, 3480, 3915, 4176, 4320, 4640, 4698, 5184, 5220, 5568, 6264, 6480, 6960, 7830, 8352, 8640, 9280, 9396, 10440, 11745, 12528, 12960, 13920, 15660, 16704, 18792, 20880, 23490, 25056, 25920, 27271, 27840, 31320, 37584, 41760, 46980, 50112, 54542, 62640, 75168, 81813, 83520, 93960, 109084, 125280, 136355, 150336, 163626, 187920, 218168, 245439, 250560, 272710, 327252, 375840, 409065, 436336, 490878, 545420, 654504, 736317, 751680, 790859, 818130, 872672, 981756, 1090840, 1227195, 1309008, 1472634, 1581718, 1636260, 1745344, 1963512, 2181680, 2208951, 2372577, 2454390, 2618016, 2945268, 3163436, 3272520, 3681585, 3927024, 3954295, 4363360, 4417902, 4745154, 4908780, 5236032, 5890536, 6326872, 6545040, 7117731, 7363170, 7854048, 7908590, 8726720, 8835804, 9490308, 9817560, 11044755, 11781072, 11862885, 12653744, 13090080, 14235462, 14726340, 15708096, 15817180, 17671608, 18980616, 19635120, 21353193, 22089510, 23562144, 23725770, 25307488, 26180160, 28470924, 29452680, 31634360, 35343216, 35588655, 37961232, 39270240, 42706386, 44179020, 47124288, 47451540, 50614976, 56941848, 58905360, 63268720, 64059579, 70686432, 71177310, 75922464, 78540480, 85412772, 88358040, 94903080, 106765965, 113883696, 117810720, 126537440, 128119158, 141372864, 142354620, 151844928, 170825544, 176716080, 189806160, 213531930, 227767392, 235621440, 253074880, 256238316, 284709240, 320297895, 341651088, 353432160, 379612320, 427063860, 455534784, 512476632, 569418480, 640595790, 683302176, 706864320, 759224640, 854127720, 1024953264, 1138836960, 1281191580, 1366604352, 1708255440, 2049906528, 2277673920, 2562383160, 3416510880, 4099813056, 5124766320, 6833021760, 10249532640, 20499065280]

約数ペア:

[(1, 20499065280), (2, 10249532640), (3, 6833021760), (4, 5124766320), (5, 4099813056), (6, 3416510880), (8, 2562383160), (9, 2277673920), (10, 2049906528), (12, 1708255440), (15, 1366604352), (16, 1281191580), (18, 1138836960), (20, 1024953264), (24, 854127720), (27, 759224640), (29, 706864320), (30, 683302176), (32, 640595790), (36, 569418480), (40, 512476632), (45, 455534784), (48, 427063860), (54, 379612320), (58, 353432160), (60, 341651088), (64, 320297895), (72, 284709240), (80, 256238316), (81, 253074880), (87, 235621440), (90, 227767392), (96, 213531930), (108, 189806160), (116, 176716080), (120, 170825544), (135, 151844928), (144, 142354620), (145, 141372864), (160, 128119158), (162, 126537440), (174, 117810720), (180, 113883696), (192, 106765965), (216, 94903080), (232, 88358040), (240, 85412772), (261, 78540480), (270, 75922464), (288, 71177310), (290, 70686432), (320, 64059579), (324, 63268720), (348, 58905360), (360, 56941848), (405, 50614976), (432, 47451540), (435, 47124288), (464, 44179020), (480, 42706386), (522, 39270240), (540, 37961232), (576, 35588655), (580, 35343216), (648, 31634360), (696, 29452680), (720, 28470924), (783, 26180160), (810, 25307488), (864, 23725770), (870, 23562144), (928, 22089510), (960, 21353193), (1044, 19635120), (1080, 18980616), (1160, 17671608), (1296, 15817180), (1305, 15708096), (1392, 14726340), (1440, 14235462), (1566, 13090080), (1620, 12653744), (1728, 11862885), (1740, 11781072), (1856, 11044755), (2088, 9817560), (2160, 9490308), (2320, 8835804), (2349, 8726720), (2592, 7908590), (2610, 7854048), (2784, 7363170), (2880, 7117731), (3132, 6545040), (3240, 6326872), (3480, 5890536), (3915, 5236032), (4176, 4908780), (4320, 4745154), (4640, 4417902), (4698, 4363360), (5184, 3954295), (5220, 3927024), (5568, 3681585), (6264, 3272520), (6480, 3163436), (6960, 2945268), (7830, 2618016), (8352, 2454390), (8640, 2372577), (9280, 2208951), (9396, 2181680), (10440, 1963512), (11745, 1745344), (12528, 1636260), (12960, 1581718), (13920, 1472634), (15660, 1309008), (16704, 1227195), (18792, 1090840), (20880, 981756), (23490, 872672), (25056, 818130), (25920, 790859), (27271, 751680), (27840, 736317), (31320, 654504), (37584, 545420), (41760, 490878), (46980, 436336), (50112, 409065), (54542, 375840), (62640, 327252), (75168, 272710), (81813, 250560), (83520, 245439), (93960, 218168), (109084, 187920), (125280, 163626), (136355, 150336)]