211416660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12907}}^1$

素因数の和:12942

約数の個数: 144

約数和(自身を含む): 789350016

約数和(自身を除く): 577933356

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 4095, 5460, 8190, 12907, 16380, 25814, 38721, 51628, 64535, 77442, 90349, 116163, 129070, 154884, 167791, 180698, 193605, 232326, 258140, 271047, 335582, 361396, 387210, 451745, 464652, 503373, 542094, 580815, 671164, 774420, 813141, 838955, 903490, 1006746, 1084188, 1161630, 1174537, 1355235, 1510119, 1626282, 1677910, 1806980, 2013492, 2323260, 2349074, 2516865, 2710470, 3020238, 3252564, 3355820, 3523611, 4065705, 4698148, 5033730, 5420940, 5872685, 6040476, 7047222, 7550595, 8131410, 10067460, 10570833, 11745370, 14094444, 15101190, 16262820, 17618055, 21141666, 23490740, 30202380, 35236110, 42283332, 52854165, 70472220, 105708330, 211416660]

約数ペア:

[(1, 211416660), (2, 105708330), (3, 70472220), (4, 52854165), (5, 42283332), (6, 35236110), (7, 30202380), (9, 23490740), (10, 21141666), (12, 17618055), (13, 16262820), (14, 15101190), (15, 14094444), (18, 11745370), (20, 10570833), (21, 10067460), (26, 8131410), (28, 7550595), (30, 7047222), (35, 6040476), (36, 5872685), (39, 5420940), (42, 5033730), (45, 4698148), (52, 4065705), (60, 3523611), (63, 3355820), (65, 3252564), (70, 3020238), (78, 2710470), (84, 2516865), (90, 2349074), (91, 2323260), (105, 2013492), (117, 1806980), (126, 1677910), (130, 1626282), (140, 1510119), (156, 1355235), (180, 1174537), (182, 1161630), (195, 1084188), (210, 1006746), (234, 903490), (252, 838955), (260, 813141), (273, 774420), (315, 671164), (364, 580815), (390, 542094), (420, 503373), (455, 464652), (468, 451745), (546, 387210), (585, 361396), (630, 335582), (780, 271047), (819, 258140), (910, 232326), (1092, 193605), (1170, 180698), (1260, 167791), (1365, 154884), (1638, 129070), (1820, 116163), (2340, 90349), (2730, 77442), (3276, 64535), (4095, 51628), (5460, 38721), (8190, 25814), (12907, 16380)]