128558556

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{17}}^1\times {\mathrm{1429}}^1$

素因数の和:1473

約数の個数: 144

約数和(自身を含む): 410810400

約数和(自身を除く): 282251844

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 27, 28, 34, 36, 42, 49, 51, 54, 63, 68, 84, 98, 102, 108, 119, 126, 147, 153, 189, 196, 204, 238, 252, 294, 306, 357, 378, 441, 459, 476, 588, 612, 714, 756, 833, 882, 918, 1071, 1323, 1428, 1429, 1666, 1764, 1836, 2142, 2499, 2646, 2858, 3213, 3332, 4284, 4287, 4998, 5292, 5716, 6426, 7497, 8574, 9996, 10003, 12852, 12861, 14994, 17148, 20006, 22491, 24293, 25722, 29988, 30009, 38583, 40012, 44982, 48586, 51444, 60018, 70021, 72879, 77166, 89964, 90027, 97172, 120036, 140042, 145758, 154332, 170051, 180054, 210063, 218637, 270081, 280084, 291516, 340102, 360108, 420126, 437274, 510153, 540162, 630189, 655911, 680204, 840252, 874548, 1020306, 1080324, 1190357, 1260378, 1311822, 1530459, 1890567, 2040612, 2380714, 2520756, 2623644, 3060918, 3571071, 3781134, 4591377, 4761428, 6121836, 7142142, 7562268, 9182754, 10713213, 14284284, 18365508, 21426426, 32139639, 42852852, 64279278, 128558556]

約数ペア:

[(1, 128558556), (2, 64279278), (3, 42852852), (4, 32139639), (6, 21426426), (7, 18365508), (9, 14284284), (12, 10713213), (14, 9182754), (17, 7562268), (18, 7142142), (21, 6121836), (27, 4761428), (28, 4591377), (34, 3781134), (36, 3571071), (42, 3060918), (49, 2623644), (51, 2520756), (54, 2380714), (63, 2040612), (68, 1890567), (84, 1530459), (98, 1311822), (102, 1260378), (108, 1190357), (119, 1080324), (126, 1020306), (147, 874548), (153, 840252), (189, 680204), (196, 655911), (204, 630189), (238, 540162), (252, 510153), (294, 437274), (306, 420126), (357, 360108), (378, 340102), (441, 291516), (459, 280084), (476, 270081), (588, 218637), (612, 210063), (714, 180054), (756, 170051), (833, 154332), (882, 145758), (918, 140042), (1071, 120036), (1323, 97172), (1428, 90027), (1429, 89964), (1666, 77166), (1764, 72879), (1836, 70021), (2142, 60018), (2499, 51444), (2646, 48586), (2858, 44982), (3213, 40012), (3332, 38583), (4284, 30009), (4287, 29988), (4998, 25722), (5292, 24293), (5716, 22491), (6426, 20006), (7497, 17148), (8574, 14994), (9996, 12861), (10003, 12852)]