2745561420

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{1229}}^1$

素因数の和:1454

約数の個数: 240

約数和(自身を含む): 9901362240

約数和(自身を除く): 7155800820

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 197, 210, 252, 270, 315, 324, 378, 394, 405, 420, 540, 567, 591, 630, 756, 788, 810, 945, 985, 1134, 1182, 1229, 1260, 1379, 1620, 1773, 1890, 1970, 2268, 2364, 2458, 2758, 2835, 2955, 3546, 3687, 3780, 3940, 4137, 4916, 5319, 5516, 5670, 5910, 6145, 6895, 7092, 7374, 8274, 8603, 8865, 10638, 11061, 11340, 11820, 12290, 12411, 13790, 14748, 15957, 16548, 17206, 17730, 18435, 20685, 21276, 22122, 24580, 24822, 25809, 26595, 27580, 31914, 33183, 34412, 35460, 36870, 37233, 41370, 43015, 44244, 49644, 51618, 53190, 55305, 62055, 63828, 66366, 73740, 74466, 77427, 79785, 82740, 86030, 99549, 103236, 106380, 110610, 111699, 124110, 129045, 132732, 148932, 154854, 159570, 165915, 172060, 186165, 199098, 221220, 223398, 232281, 242113, 248220, 258090, 309708, 319140, 331830, 372330, 387135, 398196, 446796, 464562, 484226, 497745, 516180, 558495, 663660, 696843, 726339, 744660, 774270, 929124, 968452, 995490, 1116990, 1161405, 1210565, 1393686, 1452678, 1548540, 1694791, 1990980, 2179017, 2233980, 2322810, 2421130, 2787372, 2905356, 3389582, 3484215, 3631695, 4358034, 4645620, 4842260, 5084373, 6537051, 6779164, 6968430, 7263390, 8473955, 8716068, 10168746, 10895085, 13074102, 13936860, 14526780, 15253119, 16947910, 19611153, 20337492, 21790170, 25421865, 26148204, 30506238, 32685255, 33895820, 39222306, 43580340, 45759357, 50843730, 61012476, 65370510, 76265595, 78444612, 91518714, 98055765, 101687460, 130741020, 137278071, 152531190, 183037428, 196111530, 228796785, 274556142, 305062380, 392223060, 457593570, 549112284, 686390355, 915187140, 1372780710, 2745561420]

約数ペア:

[(1, 2745561420), (2, 1372780710), (3, 915187140), (4, 686390355), (5, 549112284), (6, 457593570), (7, 392223060), (9, 305062380), (10, 274556142), (12, 228796785), (14, 196111530), (15, 183037428), (18, 152531190), (20, 137278071), (21, 130741020), (27, 101687460), (28, 98055765), (30, 91518714), (35, 78444612), (36, 76265595), (42, 65370510), (45, 61012476), (54, 50843730), (60, 45759357), (63, 43580340), (70, 39222306), (81, 33895820), (84, 32685255), (90, 30506238), (105, 26148204), (108, 25421865), (126, 21790170), (135, 20337492), (140, 19611153), (162, 16947910), (180, 15253119), (189, 14526780), (197, 13936860), (210, 13074102), (252, 10895085), (270, 10168746), (315, 8716068), (324, 8473955), (378, 7263390), (394, 6968430), (405, 6779164), (420, 6537051), (540, 5084373), (567, 4842260), (591, 4645620), (630, 4358034), (756, 3631695), (788, 3484215), (810, 3389582), (945, 2905356), (985, 2787372), (1134, 2421130), (1182, 2322810), (1229, 2233980), (1260, 2179017), (1379, 1990980), (1620, 1694791), (1773, 1548540), (1890, 1452678), (1970, 1393686), (2268, 1210565), (2364, 1161405), (2458, 1116990), (2758, 995490), (2835, 968452), (2955, 929124), (3546, 774270), (3687, 744660), (3780, 726339), (3940, 696843), (4137, 663660), (4916, 558495), (5319, 516180), (5516, 497745), (5670, 484226), (5910, 464562), (6145, 446796), (6895, 398196), (7092, 387135), (7374, 372330), (8274, 331830), (8603, 319140), (8865, 309708), (10638, 258090), (11061, 248220), (11340, 242113), (11820, 232281), (12290, 223398), (12411, 221220), (13790, 199098), (14748, 186165), (15957, 172060), (16548, 165915), (17206, 159570), (17730, 154854), (18435, 148932), (20685, 132732), (21276, 129045), (22122, 124110), (24580, 111699), (24822, 110610), (25809, 106380), (26595, 103236), (27580, 99549), (31914, 86030), (33183, 82740), (34412, 79785), (35460, 77427), (36870, 74466), (37233, 73740), (41370, 66366), (43015, 63828), (44244, 62055), (49644, 55305), (51618, 53190)]