13321880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1$

素因数の和:189

約数の個数: 128

約数和(自身を含む): 37558080

約数和(自身を除く): 24236200

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 17, 20, 22, 26, 34, 40, 44, 52, 55, 65, 68, 85, 88, 104, 110, 130, 136, 137, 143, 170, 187, 220, 221, 260, 274, 286, 340, 374, 440, 442, 520, 548, 572, 680, 685, 715, 748, 884, 935, 1096, 1105, 1144, 1370, 1430, 1496, 1507, 1768, 1781, 1870, 2210, 2329, 2431, 2740, 2860, 3014, 3562, 3740, 4420, 4658, 4862, 5480, 5720, 6028, 7124, 7480, 7535, 8840, 8905, 9316, 9724, 11645, 12056, 12155, 14248, 15070, 17810, 18632, 19448, 19591, 23290, 24310, 25619, 30140, 30277, 35620, 39182, 46580, 48620, 51238, 60280, 60554, 71240, 78364, 93160, 97240, 97955, 102476, 121108, 128095, 151385, 156728, 195910, 204952, 242216, 256190, 302770, 333047, 391820, 512380, 605540, 666094, 783640, 1024760, 1211080, 1332188, 1665235, 2664376, 3330470, 6660940, 13321880]

約数ペア:

[(1, 13321880), (2, 6660940), (4, 3330470), (5, 2664376), (8, 1665235), (10, 1332188), (11, 1211080), (13, 1024760), (17, 783640), (20, 666094), (22, 605540), (26, 512380), (34, 391820), (40, 333047), (44, 302770), (52, 256190), (55, 242216), (65, 204952), (68, 195910), (85, 156728), (88, 151385), (104, 128095), (110, 121108), (130, 102476), (136, 97955), (137, 97240), (143, 93160), (170, 78364), (187, 71240), (220, 60554), (221, 60280), (260, 51238), (274, 48620), (286, 46580), (340, 39182), (374, 35620), (440, 30277), (442, 30140), (520, 25619), (548, 24310), (572, 23290), (680, 19591), (685, 19448), (715, 18632), (748, 17810), (884, 15070), (935, 14248), (1096, 12155), (1105, 12056), (1144, 11645), (1370, 9724), (1430, 9316), (1496, 8905), (1507, 8840), (1768, 7535), (1781, 7480), (1870, 7124), (2210, 6028), (2329, 5720), (2431, 5480), (2740, 4862), (2860, 4658), (3014, 4420), (3562, 3740)]