749132580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{89}}^1\times {\mathrm{409}}^1$

素因数の和:531

約数の個数: 192

約数和(自身を含む): 2479680000

約数和(自身を除く): 1730547420

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 89, 98, 105, 140, 147, 178, 196, 210, 245, 267, 294, 343, 356, 409, 420, 445, 490, 534, 588, 623, 686, 735, 818, 890, 980, 1029, 1068, 1227, 1246, 1335, 1372, 1470, 1636, 1715, 1780, 1869, 2045, 2058, 2454, 2492, 2670, 2863, 2940, 3115, 3430, 3738, 4090, 4116, 4361, 4908, 5145, 5340, 5726, 6135, 6230, 6860, 7476, 8180, 8589, 8722, 9345, 10290, 11452, 12270, 12460, 13083, 14315, 17178, 17444, 18690, 20041, 20580, 21805, 24540, 26166, 28630, 30527, 34356, 36401, 37380, 40082, 42945, 43610, 52332, 57260, 60123, 61054, 65415, 72802, 80164, 85890, 87220, 91581, 100205, 109203, 120246, 122108, 130830, 140287, 145604, 152635, 171780, 182005, 183162, 200410, 218406, 240492, 254807, 261660, 280574, 300615, 305270, 364010, 366324, 400820, 420861, 436812, 457905, 509614, 546015, 561148, 601230, 610540, 701435, 728020, 764421, 841722, 915810, 1019228, 1092030, 1202460, 1274035, 1402870, 1528842, 1683444, 1783649, 1831620, 2104305, 2184060, 2548070, 2805740, 3057684, 3567298, 3822105, 4208610, 5096140, 5350947, 7134596, 7644210, 8417220, 8918245, 10701894, 12485543, 15288420, 17836490, 21403788, 24971086, 26754735, 35672980, 37456629, 49942172, 53509470, 62427715, 74913258, 107018940, 124855430, 149826516, 187283145, 249710860, 374566290, 749132580]

約数ペア:

[(1, 749132580), (2, 374566290), (3, 249710860), (4, 187283145), (5, 149826516), (6, 124855430), (7, 107018940), (10, 74913258), (12, 62427715), (14, 53509470), (15, 49942172), (20, 37456629), (21, 35672980), (28, 26754735), (30, 24971086), (35, 21403788), (42, 17836490), (49, 15288420), (60, 12485543), (70, 10701894), (84, 8918245), (89, 8417220), (98, 7644210), (105, 7134596), (140, 5350947), (147, 5096140), (178, 4208610), (196, 3822105), (210, 3567298), (245, 3057684), (267, 2805740), (294, 2548070), (343, 2184060), (356, 2104305), (409, 1831620), (420, 1783649), (445, 1683444), (490, 1528842), (534, 1402870), (588, 1274035), (623, 1202460), (686, 1092030), (735, 1019228), (818, 915810), (890, 841722), (980, 764421), (1029, 728020), (1068, 701435), (1227, 610540), (1246, 601230), (1335, 561148), (1372, 546015), (1470, 509614), (1636, 457905), (1715, 436812), (1780, 420861), (1869, 400820), (2045, 366324), (2058, 364010), (2454, 305270), (2492, 300615), (2670, 280574), (2863, 261660), (2940, 254807), (3115, 240492), (3430, 218406), (3738, 200410), (4090, 183162), (4116, 182005), (4361, 171780), (4908, 152635), (5145, 145604), (5340, 140287), (5726, 130830), (6135, 122108), (6230, 120246), (6860, 109203), (7476, 100205), (8180, 91581), (8589, 87220), (8722, 85890), (9345, 80164), (10290, 72802), (11452, 65415), (12270, 61054), (12460, 60123), (13083, 57260), (14315, 52332), (17178, 43610), (17444, 42945), (18690, 40082), (20041, 37380), (20580, 36401), (21805, 34356), (24540, 30527), (26166, 28630)]