20215618080

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{797}}^1\times {\mathrm{7549}}^1$

素因数の和:8371

約数の個数: 192

約数和(自身を含む): 72877190400

約数和(自身を除く): 52661572320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 797, 840, 1120, 1594, 1680, 2391, 3188, 3360, 3985, 4782, 5579, 6376, 7549, 7970, 9564, 11158, 11955, 12752, 15098, 15940, 16737, 19128, 22316, 22647, 23910, 25504, 27895, 30196, 31880, 33474, 37745, 38256, 44632, 45294, 47820, 52843, 55790, 60392, 63760, 66948, 75490, 76512, 83685, 89264, 90588, 95640, 105686, 111580, 113235, 120784, 127520, 133896, 150980, 158529, 167370, 178528, 181176, 191280, 211372, 223160, 226470, 241568, 264215, 267792, 301960, 317058, 334740, 362352, 382560, 422744, 446320, 452940, 528430, 535584, 603920, 634116, 669480, 724704, 792645, 845488, 892640, 905880, 1056860, 1207840, 1268232, 1338960, 1585290, 1690976, 1811760, 2113720, 2536464, 2677920, 3170580, 3623520, 4227440, 5072928, 6016553, 6341160, 8454880, 12033106, 12682320, 18049659, 24066212, 25364640, 30082765, 36099318, 42115871, 48132424, 60165530, 72198636, 84231742, 90248295, 96264848, 120331060, 126347613, 144397272, 168463484, 180496590, 192529696, 210579355, 240662120, 252695226, 288794544, 336926968, 360993180, 421158710, 481324240, 505390452, 577589088, 631738065, 673853936, 721986360, 842317420, 962648480, 1010780904, 1263476130, 1347707872, 1443972720, 1684634840, 2021561808, 2526952260, 2887945440, 3369269680, 4043123616, 5053904520, 6738539360, 10107809040, 20215618080]

約数ペア:

[(1, 20215618080), (2, 10107809040), (3, 6738539360), (4, 5053904520), (5, 4043123616), (6, 3369269680), (7, 2887945440), (8, 2526952260), (10, 2021561808), (12, 1684634840), (14, 1443972720), (15, 1347707872), (16, 1263476130), (20, 1010780904), (21, 962648480), (24, 842317420), (28, 721986360), (30, 673853936), (32, 631738065), (35, 577589088), (40, 505390452), (42, 481324240), (48, 421158710), (56, 360993180), (60, 336926968), (70, 288794544), (80, 252695226), (84, 240662120), (96, 210579355), (105, 192529696), (112, 180496590), (120, 168463484), (140, 144397272), (160, 126347613), (168, 120331060), (210, 96264848), (224, 90248295), (240, 84231742), (280, 72198636), (336, 60165530), (420, 48132424), (480, 42115871), (560, 36099318), (672, 30082765), (797, 25364640), (840, 24066212), (1120, 18049659), (1594, 12682320), (1680, 12033106), (2391, 8454880), (3188, 6341160), (3360, 6016553), (3985, 5072928), (4782, 4227440), (5579, 3623520), (6376, 3170580), (7549, 2677920), (7970, 2536464), (9564, 2113720), (11158, 1811760), (11955, 1690976), (12752, 1585290), (15098, 1338960), (15940, 1268232), (16737, 1207840), (19128, 1056860), (22316, 905880), (22647, 892640), (23910, 845488), (25504, 792645), (27895, 724704), (30196, 669480), (31880, 634116), (33474, 603920), (37745, 535584), (38256, 528430), (44632, 452940), (45294, 446320), (47820, 422744), (52843, 382560), (55790, 362352), (60392, 334740), (63760, 317058), (66948, 301960), (75490, 267792), (76512, 264215), (83685, 241568), (89264, 226470), (90588, 223160), (95640, 211372), (105686, 191280), (111580, 181176), (113235, 178528), (120784, 167370), (127520, 158529), (133896, 150980)]