16899821680

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{81343}}^1$

素因数の和:81423

約数の個数: 120

約数和(自身を含む): 46570090752

約数和(自身を除く): 29670269072

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 53, 56, 70, 80, 98, 106, 112, 140, 196, 212, 245, 265, 280, 371, 392, 424, 490, 530, 560, 742, 784, 848, 980, 1060, 1484, 1855, 1960, 2120, 2597, 2968, 3710, 3920, 4240, 5194, 5936, 7420, 10388, 12985, 14840, 20776, 25970, 29680, 41552, 51940, 81343, 103880, 162686, 207760, 325372, 406715, 569401, 650744, 813430, 1138802, 1301488, 1626860, 2277604, 2847005, 3253720, 3985807, 4311179, 4555208, 5694010, 6507440, 7971614, 8622358, 9110416, 11388020, 15943228, 17244716, 19929035, 21555895, 22776040, 30178253, 31886456, 34489432, 39858070, 43111790, 45552080, 60356506, 63772912, 68978864, 79716140, 86223580, 120713012, 150891265, 159432280, 172447160, 211247771, 241426024, 301782530, 318864560, 344894320, 422495542, 482852048, 603565060, 844991084, 1056238855, 1207130120, 1689982168, 2112477710, 2414260240, 3379964336, 4224955420, 8449910840, 16899821680]

約数ペア:

[(1, 16899821680), (2, 8449910840), (4, 4224955420), (5, 3379964336), (7, 2414260240), (8, 2112477710), (10, 1689982168), (14, 1207130120), (16, 1056238855), (20, 844991084), (28, 603565060), (35, 482852048), (40, 422495542), (49, 344894320), (53, 318864560), (56, 301782530), (70, 241426024), (80, 211247771), (98, 172447160), (106, 159432280), (112, 150891265), (140, 120713012), (196, 86223580), (212, 79716140), (245, 68978864), (265, 63772912), (280, 60356506), (371, 45552080), (392, 43111790), (424, 39858070), (490, 34489432), (530, 31886456), (560, 30178253), (742, 22776040), (784, 21555895), (848, 19929035), (980, 17244716), (1060, 15943228), (1484, 11388020), (1855, 9110416), (1960, 8622358), (2120, 7971614), (2597, 6507440), (2968, 5694010), (3710, 4555208), (3920, 4311179), (4240, 3985807), (5194, 3253720), (5936, 2847005), (7420, 2277604), (10388, 1626860), (12985, 1301488), (14840, 1138802), (20776, 813430), (25970, 650744), (29680, 569401), (41552, 406715), (51940, 325372), (81343, 207760), (103880, 162686)]