15245685

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1$

素因数の和:124

約数の個数: 128

約数和(自身を含む): 35804160

約数和(自身を除く): 20558475

約数列:

[1, 3, 5, 7, 9, 13, 15, 17, 21, 27, 35, 39, 45, 51, 63, 65, 73, 85, 91, 105, 117, 119, 135, 153, 189, 195, 219, 221, 255, 273, 315, 351, 357, 365, 455, 459, 511, 585, 595, 657, 663, 765, 819, 945, 949, 1071, 1095, 1105, 1241, 1365, 1533, 1547, 1755, 1785, 1971, 1989, 2295, 2457, 2555, 2847, 3213, 3285, 3315, 3723, 4095, 4599, 4641, 4745, 5355, 5967, 6205, 6643, 7665, 7735, 8541, 8687, 9855, 9945, 11169, 12285, 13797, 13923, 14235, 16065, 16133, 18615, 19929, 22995, 23205, 25623, 26061, 29835, 33215, 33507, 41769, 42705, 43435, 48399, 55845, 59787, 68985, 69615, 78183, 80665, 99645, 112931, 128115, 130305, 145197, 167535, 179361, 208845, 234549, 241995, 298935, 338793, 390915, 435591, 564655, 725985, 896805, 1016379, 1172745, 1693965, 2177955, 3049137, 5081895, 15245685]

約数ペア:

[(1, 15245685), (3, 5081895), (5, 3049137), (7, 2177955), (9, 1693965), (13, 1172745), (15, 1016379), (17, 896805), (21, 725985), (27, 564655), (35, 435591), (39, 390915), (45, 338793), (51, 298935), (63, 241995), (65, 234549), (73, 208845), (85, 179361), (91, 167535), (105, 145197), (117, 130305), (119, 128115), (135, 112931), (153, 99645), (189, 80665), (195, 78183), (219, 69615), (221, 68985), (255, 59787), (273, 55845), (315, 48399), (351, 43435), (357, 42705), (365, 41769), (455, 33507), (459, 33215), (511, 29835), (585, 26061), (595, 25623), (657, 23205), (663, 22995), (765, 19929), (819, 18615), (945, 16133), (949, 16065), (1071, 14235), (1095, 13923), (1105, 13797), (1241, 12285), (1365, 11169), (1533, 9945), (1547, 9855), (1755, 8687), (1785, 8541), (1971, 7735), (1989, 7665), (2295, 6643), (2457, 6205), (2555, 5967), (2847, 5355), (3213, 4745), (3285, 4641), (3315, 4599), (3723, 4095)]