304540740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{12721}}^1$

素因数の和:12762

約数の個数: 144

約数和(自身を含む): 1111393920

約数和(自身を除く): 806853180

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 90, 95, 105, 114, 126, 133, 140, 171, 180, 190, 210, 228, 252, 266, 285, 315, 342, 380, 399, 420, 532, 570, 630, 665, 684, 798, 855, 1140, 1197, 1260, 1330, 1596, 1710, 1995, 2394, 2660, 3420, 3990, 4788, 5985, 7980, 11970, 12721, 23940, 25442, 38163, 50884, 63605, 76326, 89047, 114489, 127210, 152652, 178094, 190815, 228978, 241699, 254420, 267141, 356188, 381630, 445235, 457956, 483398, 534282, 572445, 725097, 763260, 801423, 890470, 966796, 1068564, 1144890, 1208495, 1335705, 1450194, 1602846, 1691893, 1780940, 2175291, 2289780, 2416990, 2671410, 2900388, 3205692, 3383786, 3625485, 4007115, 4350582, 4833980, 5075679, 5342820, 6767572, 7250970, 8014230, 8459465, 8701164, 10151358, 10876455, 14501940, 15227037, 16028460, 16918930, 20302716, 21752910, 25378395, 30454074, 33837860, 43505820, 50756790, 60908148, 76135185, 101513580, 152270370, 304540740]

約数ペア:

[(1, 304540740), (2, 152270370), (3, 101513580), (4, 76135185), (5, 60908148), (6, 50756790), (7, 43505820), (9, 33837860), (10, 30454074), (12, 25378395), (14, 21752910), (15, 20302716), (18, 16918930), (19, 16028460), (20, 15227037), (21, 14501940), (28, 10876455), (30, 10151358), (35, 8701164), (36, 8459465), (38, 8014230), (42, 7250970), (45, 6767572), (57, 5342820), (60, 5075679), (63, 4833980), (70, 4350582), (76, 4007115), (84, 3625485), (90, 3383786), (95, 3205692), (105, 2900388), (114, 2671410), (126, 2416990), (133, 2289780), (140, 2175291), (171, 1780940), (180, 1691893), (190, 1602846), (210, 1450194), (228, 1335705), (252, 1208495), (266, 1144890), (285, 1068564), (315, 966796), (342, 890470), (380, 801423), (399, 763260), (420, 725097), (532, 572445), (570, 534282), (630, 483398), (665, 457956), (684, 445235), (798, 381630), (855, 356188), (1140, 267141), (1197, 254420), (1260, 241699), (1330, 228978), (1596, 190815), (1710, 178094), (1995, 152652), (2394, 127210), (2660, 114489), (3420, 89047), (3990, 76326), (4788, 63605), (5985, 50884), (7980, 38163), (11970, 25442), (12721, 23940)]