51215220

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{797}}^1$

素因数の和:839

約数の個数: 192

約数和(自身を含む): 193052160

約数和(自身を除く): 141836940

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 27, 28, 30, 34, 35, 36, 42, 45, 51, 54, 60, 63, 68, 70, 84, 85, 90, 102, 105, 108, 119, 126, 135, 140, 153, 170, 180, 189, 204, 210, 238, 252, 255, 270, 306, 315, 340, 357, 378, 420, 459, 476, 510, 540, 595, 612, 630, 714, 756, 765, 797, 918, 945, 1020, 1071, 1190, 1260, 1428, 1530, 1594, 1785, 1836, 1890, 2142, 2295, 2380, 2391, 3060, 3188, 3213, 3570, 3780, 3985, 4284, 4590, 4782, 5355, 5579, 6426, 7140, 7173, 7970, 9180, 9564, 10710, 11158, 11955, 12852, 13549, 14346, 15940, 16065, 16737, 21420, 21519, 22316, 23910, 27098, 27895, 28692, 32130, 33474, 35865, 40647, 43038, 47820, 50211, 54196, 55790, 64260, 66948, 67745, 71730, 81294, 83685, 86076, 94843, 100422, 107595, 111580, 121941, 135490, 143460, 150633, 162588, 167370, 189686, 200844, 203235, 215190, 243882, 251055, 270980, 284529, 301266, 334740, 365823, 379372, 406470, 430380, 474215, 487764, 502110, 569058, 602532, 609705, 731646, 753165, 812940, 853587, 948430, 1004220, 1138116, 1219410, 1422645, 1463292, 1506330, 1707174, 1829115, 1896860, 2438820, 2560761, 2845290, 3012660, 3414348, 3658230, 4267935, 5121522, 5690580, 7316460, 8535870, 10243044, 12803805, 17071740, 25607610, 51215220]

約数ペア:

[(1, 51215220), (2, 25607610), (3, 17071740), (4, 12803805), (5, 10243044), (6, 8535870), (7, 7316460), (9, 5690580), (10, 5121522), (12, 4267935), (14, 3658230), (15, 3414348), (17, 3012660), (18, 2845290), (20, 2560761), (21, 2438820), (27, 1896860), (28, 1829115), (30, 1707174), (34, 1506330), (35, 1463292), (36, 1422645), (42, 1219410), (45, 1138116), (51, 1004220), (54, 948430), (60, 853587), (63, 812940), (68, 753165), (70, 731646), (84, 609705), (85, 602532), (90, 569058), (102, 502110), (105, 487764), (108, 474215), (119, 430380), (126, 406470), (135, 379372), (140, 365823), (153, 334740), (170, 301266), (180, 284529), (189, 270980), (204, 251055), (210, 243882), (238, 215190), (252, 203235), (255, 200844), (270, 189686), (306, 167370), (315, 162588), (340, 150633), (357, 143460), (378, 135490), (420, 121941), (459, 111580), (476, 107595), (510, 100422), (540, 94843), (595, 86076), (612, 83685), (630, 81294), (714, 71730), (756, 67745), (765, 66948), (797, 64260), (918, 55790), (945, 54196), (1020, 50211), (1071, 47820), (1190, 43038), (1260, 40647), (1428, 35865), (1530, 33474), (1594, 32130), (1785, 28692), (1836, 27895), (1890, 27098), (2142, 23910), (2295, 22316), (2380, 21519), (2391, 21420), (3060, 16737), (3188, 16065), (3213, 15940), (3570, 14346), (3780, 13549), (3985, 12852), (4284, 11955), (4590, 11158), (4782, 10710), (5355, 9564), (5579, 9180), (6426, 7970), (7140, 7173)]