220212720

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3361}}^1$

素因数の和:3400

約数の個数: 240

約数和(自身を含む): 910483392

約数和(自身を除く): 690270672

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 104, 105, 112, 117, 120, 126, 130, 140, 144, 156, 168, 180, 182, 195, 208, 210, 234, 240, 252, 260, 273, 280, 312, 315, 336, 360, 364, 390, 420, 455, 468, 504, 520, 546, 560, 585, 624, 630, 720, 728, 780, 819, 840, 910, 936, 1008, 1040, 1092, 1170, 1260, 1365, 1456, 1560, 1638, 1680, 1820, 1872, 2184, 2340, 2520, 2730, 3120, 3276, 3361, 3640, 4095, 4368, 4680, 5040, 5460, 6552, 6722, 7280, 8190, 9360, 10083, 10920, 13104, 13444, 16380, 16805, 20166, 21840, 23527, 26888, 30249, 32760, 33610, 40332, 43693, 47054, 50415, 53776, 60498, 65520, 67220, 70581, 80664, 87386, 94108, 100830, 117635, 120996, 131079, 134440, 141162, 151245, 161328, 174772, 188216, 201660, 211743, 218465, 235270, 241992, 262158, 268880, 282324, 302490, 305851, 349544, 352905, 376432, 393237, 403320, 423486, 436930, 470540, 483984, 524316, 564648, 604980, 611702, 655395, 699088, 705810, 786474, 806640, 846972, 873860, 917553, 941080, 1048632, 1058715, 1129296, 1209960, 1223404, 1310790, 1411620, 1529255, 1572948, 1693944, 1747720, 1835106, 1882160, 1966185, 2097264, 2117430, 2419920, 2446808, 2621580, 2752659, 2823240, 3058510, 3145896, 3387888, 3495440, 3670212, 3932370, 4234860, 4587765, 4893616, 5243160, 5505318, 5646480, 6117020, 6291792, 7340424, 7864740, 8469720, 9175530, 10486320, 11010636, 12234040, 13763295, 14680848, 15729480, 16939440, 18351060, 22021272, 24468080, 27526590, 31458960, 36702120, 44042544, 55053180, 73404240, 110106360, 220212720]

約数ペア:

[(1, 220212720), (2, 110106360), (3, 73404240), (4, 55053180), (5, 44042544), (6, 36702120), (7, 31458960), (8, 27526590), (9, 24468080), (10, 22021272), (12, 18351060), (13, 16939440), (14, 15729480), (15, 14680848), (16, 13763295), (18, 12234040), (20, 11010636), (21, 10486320), (24, 9175530), (26, 8469720), (28, 7864740), (30, 7340424), (35, 6291792), (36, 6117020), (39, 5646480), (40, 5505318), (42, 5243160), (45, 4893616), (48, 4587765), (52, 4234860), (56, 3932370), (60, 3670212), (63, 3495440), (65, 3387888), (70, 3145896), (72, 3058510), (78, 2823240), (80, 2752659), (84, 2621580), (90, 2446808), (91, 2419920), (104, 2117430), (105, 2097264), (112, 1966185), (117, 1882160), (120, 1835106), (126, 1747720), (130, 1693944), (140, 1572948), (144, 1529255), (156, 1411620), (168, 1310790), (180, 1223404), (182, 1209960), (195, 1129296), (208, 1058715), (210, 1048632), (234, 941080), (240, 917553), (252, 873860), (260, 846972), (273, 806640), (280, 786474), (312, 705810), (315, 699088), (336, 655395), (360, 611702), (364, 604980), (390, 564648), (420, 524316), (455, 483984), (468, 470540), (504, 436930), (520, 423486), (546, 403320), (560, 393237), (585, 376432), (624, 352905), (630, 349544), (720, 305851), (728, 302490), (780, 282324), (819, 268880), (840, 262158), (910, 241992), (936, 235270), (1008, 218465), (1040, 211743), (1092, 201660), (1170, 188216), (1260, 174772), (1365, 161328), (1456, 151245), (1560, 141162), (1638, 134440), (1680, 131079), (1820, 120996), (1872, 117635), (2184, 100830), (2340, 94108), (2520, 87386), (2730, 80664), (3120, 70581), (3276, 67220), (3361, 65520), (3640, 60498), (4095, 53776), (4368, 50415), (4680, 47054), (5040, 43693), (5460, 40332), (6552, 33610), (6722, 32760), (7280, 30249), (8190, 26888), (9360, 23527), (10083, 21840), (10920, 20166), (13104, 16805), (13444, 16380)]