1378723920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{9221}}^1$

素因数の和:9333

約数の個数: 160

約数和(自身を含む): 4940040960

約数和(自身を除く): 3561317040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 89, 105, 112, 120, 140, 168, 178, 210, 240, 267, 280, 336, 356, 420, 445, 534, 560, 623, 712, 840, 890, 1068, 1246, 1335, 1424, 1680, 1780, 1869, 2136, 2492, 2670, 3115, 3560, 3738, 4272, 4984, 5340, 6230, 7120, 7476, 9221, 9345, 9968, 10680, 12460, 14952, 18442, 18690, 21360, 24920, 27663, 29904, 36884, 37380, 46105, 49840, 55326, 64547, 73768, 74760, 92210, 110652, 129094, 138315, 147536, 149520, 184420, 193641, 221304, 258188, 276630, 322735, 368840, 387282, 442608, 516376, 553260, 645470, 737680, 774564, 820669, 968205, 1032752, 1106520, 1290940, 1549128, 1641338, 1936410, 2213040, 2462007, 2581880, 3098256, 3282676, 3872820, 4103345, 4924014, 5163760, 5744683, 6565352, 7745640, 8206690, 9848028, 11489366, 12310035, 13130704, 15491280, 16413380, 17234049, 19696056, 22978732, 24620070, 28723415, 32826760, 34468098, 39392112, 45957464, 49240140, 57446830, 65653520, 68936196, 86170245, 91914928, 98480280, 114893660, 137872392, 172340490, 196960560, 229787320, 275744784, 344680980, 459574640, 689361960, 1378723920]

約数ペア:

[(1, 1378723920), (2, 689361960), (3, 459574640), (4, 344680980), (5, 275744784), (6, 229787320), (7, 196960560), (8, 172340490), (10, 137872392), (12, 114893660), (14, 98480280), (15, 91914928), (16, 86170245), (20, 68936196), (21, 65653520), (24, 57446830), (28, 49240140), (30, 45957464), (35, 39392112), (40, 34468098), (42, 32826760), (48, 28723415), (56, 24620070), (60, 22978732), (70, 19696056), (80, 17234049), (84, 16413380), (89, 15491280), (105, 13130704), (112, 12310035), (120, 11489366), (140, 9848028), (168, 8206690), (178, 7745640), (210, 6565352), (240, 5744683), (267, 5163760), (280, 4924014), (336, 4103345), (356, 3872820), (420, 3282676), (445, 3098256), (534, 2581880), (560, 2462007), (623, 2213040), (712, 1936410), (840, 1641338), (890, 1549128), (1068, 1290940), (1246, 1106520), (1335, 1032752), (1424, 968205), (1680, 820669), (1780, 774564), (1869, 737680), (2136, 645470), (2492, 553260), (2670, 516376), (3115, 442608), (3560, 387282), (3738, 368840), (4272, 322735), (4984, 276630), (5340, 258188), (6230, 221304), (7120, 193641), (7476, 184420), (9221, 149520), (9345, 147536), (9968, 138315), (10680, 129094), (12460, 110652), (14952, 92210), (18442, 74760), (18690, 73768), (21360, 64547), (24920, 55326), (27663, 49840), (29904, 46105), (36884, 37380)]