490485996

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{349}}^1$

素因数の和:406

約数の個数: 288

約数和(自身を含む): 1721664000

約数和(自身を除く): 1231178004

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 13, 14, 18, 21, 22, 26, 27, 28, 33, 36, 39, 42, 44, 52, 54, 63, 66, 77, 78, 84, 91, 99, 108, 117, 126, 132, 143, 154, 156, 169, 182, 189, 198, 231, 234, 252, 273, 286, 297, 308, 338, 349, 351, 364, 378, 396, 429, 462, 468, 507, 546, 572, 594, 676, 693, 698, 702, 756, 819, 858, 924, 1001, 1014, 1047, 1092, 1183, 1188, 1287, 1386, 1396, 1404, 1521, 1638, 1716, 1859, 2002, 2028, 2079, 2094, 2366, 2443, 2457, 2574, 2772, 3003, 3042, 3141, 3276, 3549, 3718, 3839, 3861, 4004, 4158, 4188, 4537, 4563, 4732, 4886, 4914, 5148, 5577, 6006, 6084, 6282, 7098, 7329, 7436, 7678, 7722, 8316, 9009, 9074, 9126, 9423, 9772, 9828, 10647, 11154, 11517, 12012, 12564, 13013, 13611, 14196, 14658, 15356, 15444, 16731, 18018, 18148, 18252, 18846, 21294, 21987, 22308, 23034, 26026, 26873, 27027, 27222, 29316, 31759, 31941, 33462, 34551, 36036, 37692, 39039, 40833, 42588, 43974, 46068, 49907, 50193, 52052, 53746, 54054, 54444, 58981, 63518, 63882, 65961, 66924, 69102, 78078, 80619, 81666, 87948, 95277, 99814, 100386, 103653, 107492, 108108, 117117, 117962, 122499, 127036, 127764, 131922, 138204, 149721, 156156, 161238, 163332, 176943, 190554, 199628, 200772, 207306, 234234, 235924, 241857, 244998, 263844, 285831, 299442, 322476, 349349, 351351, 353886, 381108, 412867, 414612, 449163, 468468, 483714, 489996, 530829, 571662, 598884, 648791, 698698, 702702, 707772, 725571, 825734, 857493, 898326, 967428, 1048047, 1061658, 1143324, 1238601, 1297582, 1347489, 1397396, 1405404, 1451142, 1592487, 1651468, 1714986, 1796652, 1946373, 2096094, 2123316, 2477202, 2595164, 2694978, 2902284, 3144141, 3184974, 3429972, 3715803, 3892746, 4192188, 4541537, 4954404, 5389956, 5839119, 6288282, 6369948, 7431606, 7785492, 9083074, 9432423, 11147409, 11678238, 12576564, 13624611, 14863212, 17517357, 18166148, 18864846, 22294818, 23356476, 27249222, 35034714, 37729692, 40873833, 44589636, 54498444, 70069428, 81747666, 122621499, 163495332, 245242998, 490485996]

約数ペア:

[(1, 490485996), (2, 245242998), (3, 163495332), (4, 122621499), (6, 81747666), (7, 70069428), (9, 54498444), (11, 44589636), (12, 40873833), (13, 37729692), (14, 35034714), (18, 27249222), (21, 23356476), (22, 22294818), (26, 18864846), (27, 18166148), (28, 17517357), (33, 14863212), (36, 13624611), (39, 12576564), (42, 11678238), (44, 11147409), (52, 9432423), (54, 9083074), (63, 7785492), (66, 7431606), (77, 6369948), (78, 6288282), (84, 5839119), (91, 5389956), (99, 4954404), (108, 4541537), (117, 4192188), (126, 3892746), (132, 3715803), (143, 3429972), (154, 3184974), (156, 3144141), (169, 2902284), (182, 2694978), (189, 2595164), (198, 2477202), (231, 2123316), (234, 2096094), (252, 1946373), (273, 1796652), (286, 1714986), (297, 1651468), (308, 1592487), (338, 1451142), (349, 1405404), (351, 1397396), (364, 1347489), (378, 1297582), (396, 1238601), (429, 1143324), (462, 1061658), (468, 1048047), (507, 967428), (546, 898326), (572, 857493), (594, 825734), (676, 725571), (693, 707772), (698, 702702), (702, 698698), (756, 648791), (819, 598884), (858, 571662), (924, 530829), (1001, 489996), (1014, 483714), (1047, 468468), (1092, 449163), (1183, 414612), (1188, 412867), (1287, 381108), (1386, 353886), (1396, 351351), (1404, 349349), (1521, 322476), (1638, 299442), (1716, 285831), (1859, 263844), (2002, 244998), (2028, 241857), (2079, 235924), (2094, 234234), (2366, 207306), (2443, 200772), (2457, 199628), (2574, 190554), (2772, 176943), (3003, 163332), (3042, 161238), (3141, 156156), (3276, 149721), (3549, 138204), (3718, 131922), (3839, 127764), (3861, 127036), (4004, 122499), (4158, 117962), (4188, 117117), (4537, 108108), (4563, 107492), (4732, 103653), (4886, 100386), (4914, 99814), (5148, 95277), (5577, 87948), (6006, 81666), (6084, 80619), (6282, 78078), (7098, 69102), (7329, 66924), (7436, 65961), (7678, 63882), (7722, 63518), (8316, 58981), (9009, 54444), (9074, 54054), (9126, 53746), (9423, 52052), (9772, 50193), (9828, 49907), (10647, 46068), (11154, 43974), (11517, 42588), (12012, 40833), (12564, 39039), (13013, 37692), (13611, 36036), (14196, 34551), (14658, 33462), (15356, 31941), (15444, 31759), (16731, 29316), (18018, 27222), (18148, 27027), (18252, 26873), (18846, 26026), (21294, 23034), (21987, 22308)]