218130640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{83}}^1$

素因数の和:154

約数の個数: 240

約数和(自身を含む): 666707328

約数和(自身を除く): 448576688

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 19, 20, 26, 28, 35, 38, 40, 52, 56, 65, 70, 76, 80, 83, 91, 95, 104, 112, 130, 133, 140, 152, 166, 182, 190, 208, 247, 260, 266, 280, 304, 332, 361, 364, 380, 415, 455, 494, 520, 532, 560, 581, 664, 665, 722, 728, 760, 830, 910, 988, 1040, 1064, 1079, 1162, 1235, 1328, 1330, 1444, 1456, 1520, 1577, 1660, 1729, 1805, 1820, 1976, 2128, 2158, 2324, 2470, 2527, 2660, 2888, 2905, 3154, 3320, 3458, 3610, 3640, 3952, 4316, 4648, 4693, 4940, 5054, 5320, 5395, 5776, 5810, 6308, 6640, 6916, 7220, 7280, 7553, 7885, 8632, 8645, 9296, 9386, 9880, 10108, 10640, 10790, 11039, 11620, 12616, 12635, 13832, 14440, 15106, 15770, 17264, 17290, 18772, 19760, 20216, 20501, 21580, 22078, 23240, 23465, 25232, 25270, 27664, 28880, 29963, 30212, 31540, 32851, 34580, 37544, 37765, 40432, 41002, 43160, 44156, 46480, 46930, 50540, 55195, 59926, 60424, 63080, 65702, 69160, 75088, 75530, 82004, 86320, 88312, 93860, 101080, 102505, 110390, 119852, 120848, 126160, 131404, 138320, 143507, 149815, 151060, 164008, 164255, 176624, 187720, 202160, 205010, 209741, 220780, 239704, 262808, 287014, 299630, 302120, 328016, 328510, 375440, 389519, 410020, 419482, 441560, 479408, 525616, 574028, 599260, 604240, 657020, 717535, 779038, 820040, 838964, 883120, 1048705, 1148056, 1198520, 1314040, 1435070, 1558076, 1640080, 1677928, 1947595, 2097410, 2296112, 2397040, 2628080, 2726633, 2870140, 3116152, 3355856, 3895190, 4194820, 5453266, 5740280, 6232304, 7790380, 8389640, 10906532, 11480560, 13633165, 15580760, 16779280, 21813064, 27266330, 31161520, 43626128, 54532660, 109065320, 218130640]

約数ペア:

[(1, 218130640), (2, 109065320), (4, 54532660), (5, 43626128), (7, 31161520), (8, 27266330), (10, 21813064), (13, 16779280), (14, 15580760), (16, 13633165), (19, 11480560), (20, 10906532), (26, 8389640), (28, 7790380), (35, 6232304), (38, 5740280), (40, 5453266), (52, 4194820), (56, 3895190), (65, 3355856), (70, 3116152), (76, 2870140), (80, 2726633), (83, 2628080), (91, 2397040), (95, 2296112), (104, 2097410), (112, 1947595), (130, 1677928), (133, 1640080), (140, 1558076), (152, 1435070), (166, 1314040), (182, 1198520), (190, 1148056), (208, 1048705), (247, 883120), (260, 838964), (266, 820040), (280, 779038), (304, 717535), (332, 657020), (361, 604240), (364, 599260), (380, 574028), (415, 525616), (455, 479408), (494, 441560), (520, 419482), (532, 410020), (560, 389519), (581, 375440), (664, 328510), (665, 328016), (722, 302120), (728, 299630), (760, 287014), (830, 262808), (910, 239704), (988, 220780), (1040, 209741), (1064, 205010), (1079, 202160), (1162, 187720), (1235, 176624), (1328, 164255), (1330, 164008), (1444, 151060), (1456, 149815), (1520, 143507), (1577, 138320), (1660, 131404), (1729, 126160), (1805, 120848), (1820, 119852), (1976, 110390), (2128, 102505), (2158, 101080), (2324, 93860), (2470, 88312), (2527, 86320), (2660, 82004), (2888, 75530), (2905, 75088), (3154, 69160), (3320, 65702), (3458, 63080), (3610, 60424), (3640, 59926), (3952, 55195), (4316, 50540), (4648, 46930), (4693, 46480), (4940, 44156), (5054, 43160), (5320, 41002), (5395, 40432), (5776, 37765), (5810, 37544), (6308, 34580), (6640, 32851), (6916, 31540), (7220, 30212), (7280, 29963), (7553, 28880), (7885, 27664), (8632, 25270), (8645, 25232), (9296, 23465), (9386, 23240), (9880, 22078), (10108, 21580), (10640, 20501), (10790, 20216), (11039, 19760), (11620, 18772), (12616, 17290), (12635, 17264), (13832, 15770), (14440, 15106)]