213576440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4079}}^1$

素因数の和:4125

約数の個数: 128

約数和(自身を含む): 634521600

約数和(自身を除く): 420945160

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 17, 20, 22, 28, 34, 35, 40, 44, 55, 56, 68, 70, 77, 85, 88, 110, 119, 136, 140, 154, 170, 187, 220, 238, 280, 308, 340, 374, 385, 440, 476, 595, 616, 680, 748, 770, 935, 952, 1190, 1309, 1496, 1540, 1870, 2380, 2618, 3080, 3740, 4079, 4760, 5236, 6545, 7480, 8158, 10472, 13090, 16316, 20395, 26180, 28553, 32632, 40790, 44869, 52360, 57106, 69343, 81580, 89738, 114212, 138686, 142765, 163160, 179476, 224345, 228424, 277372, 285530, 314083, 346715, 358952, 448690, 485401, 554744, 571060, 628166, 693430, 762773, 897380, 970802, 1142120, 1256332, 1386860, 1525546, 1570415, 1794760, 1941604, 2427005, 2512664, 2773720, 3051092, 3140830, 3813865, 3883208, 4854010, 5339411, 6102184, 6281660, 7627730, 9708020, 10678822, 12563320, 15255460, 19416040, 21357644, 26697055, 30510920, 42715288, 53394110, 106788220, 213576440]

約数ペア:

[(1, 213576440), (2, 106788220), (4, 53394110), (5, 42715288), (7, 30510920), (8, 26697055), (10, 21357644), (11, 19416040), (14, 15255460), (17, 12563320), (20, 10678822), (22, 9708020), (28, 7627730), (34, 6281660), (35, 6102184), (40, 5339411), (44, 4854010), (55, 3883208), (56, 3813865), (68, 3140830), (70, 3051092), (77, 2773720), (85, 2512664), (88, 2427005), (110, 1941604), (119, 1794760), (136, 1570415), (140, 1525546), (154, 1386860), (170, 1256332), (187, 1142120), (220, 970802), (238, 897380), (280, 762773), (308, 693430), (340, 628166), (374, 571060), (385, 554744), (440, 485401), (476, 448690), (595, 358952), (616, 346715), (680, 314083), (748, 285530), (770, 277372), (935, 228424), (952, 224345), (1190, 179476), (1309, 163160), (1496, 142765), (1540, 138686), (1870, 114212), (2380, 89738), (2618, 81580), (3080, 69343), (3740, 57106), (4079, 52360), (4760, 44869), (5236, 40790), (6545, 32632), (7480, 28553), (8158, 26180), (10472, 20395), (13090, 16316)]