15421770

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{269}}^1$

素因数の和:309

約数の個数: 144

約数和(自身を含む): 50417640

約数和(自身を除く): 34995870

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 30, 35, 39, 42, 45, 49, 63, 65, 70, 78, 90, 91, 98, 105, 117, 126, 130, 147, 182, 195, 210, 234, 245, 269, 273, 294, 315, 390, 441, 455, 490, 538, 546, 585, 630, 637, 735, 807, 819, 882, 910, 1170, 1274, 1345, 1365, 1470, 1614, 1638, 1883, 1911, 2205, 2421, 2690, 2730, 3185, 3497, 3766, 3822, 4035, 4095, 4410, 4842, 5649, 5733, 6370, 6994, 8070, 8190, 9415, 9555, 10491, 11298, 11466, 12105, 13181, 16947, 17485, 18830, 19110, 20982, 24210, 24479, 26362, 28245, 28665, 31473, 33894, 34970, 39543, 48958, 52455, 56490, 57330, 62946, 65905, 73437, 79086, 84735, 104910, 118629, 122395, 131810, 146874, 157365, 169470, 171353, 197715, 220311, 237258, 244790, 314730, 342706, 367185, 395430, 440622, 514059, 593145, 734370, 856765, 1028118, 1101555, 1186290, 1542177, 1713530, 2203110, 2570295, 3084354, 5140590, 7710885, 15421770]

約数ペア:

[(1, 15421770), (2, 7710885), (3, 5140590), (5, 3084354), (6, 2570295), (7, 2203110), (9, 1713530), (10, 1542177), (13, 1186290), (14, 1101555), (15, 1028118), (18, 856765), (21, 734370), (26, 593145), (30, 514059), (35, 440622), (39, 395430), (42, 367185), (45, 342706), (49, 314730), (63, 244790), (65, 237258), (70, 220311), (78, 197715), (90, 171353), (91, 169470), (98, 157365), (105, 146874), (117, 131810), (126, 122395), (130, 118629), (147, 104910), (182, 84735), (195, 79086), (210, 73437), (234, 65905), (245, 62946), (269, 57330), (273, 56490), (294, 52455), (315, 48958), (390, 39543), (441, 34970), (455, 33894), (490, 31473), (538, 28665), (546, 28245), (585, 26362), (630, 24479), (637, 24210), (735, 20982), (807, 19110), (819, 18830), (882, 17485), (910, 16947), (1170, 13181), (1274, 12105), (1345, 11466), (1365, 11298), (1470, 10491), (1614, 9555), (1638, 9415), (1883, 8190), (1911, 8070), (2205, 6994), (2421, 6370), (2690, 5733), (2730, 5649), (3185, 4842), (3497, 4410), (3766, 4095), (3822, 4035)]