28166670

素因数分解:

$2^1\times 3^3\times 5^1\times 7^2\times {\mathrm{2129}}^1$

素因数の和:2159

約数の個数: 96

約数和(自身を含む): 87415200

約数和(自身を除く): 59248530

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 49, 54, 63, 70, 90, 98, 105, 126, 135, 147, 189, 210, 245, 270, 294, 315, 378, 441, 490, 630, 735, 882, 945, 1323, 1470, 1890, 2129, 2205, 2646, 4258, 4410, 6387, 6615, 10645, 12774, 13230, 14903, 19161, 21290, 29806, 31935, 38322, 44709, 57483, 63870, 74515, 89418, 95805, 104321, 114966, 134127, 149030, 191610, 208642, 223545, 268254, 287415, 312963, 402381, 447090, 521605, 574830, 625926, 670635, 804762, 938889, 1043210, 1341270, 1564815, 1877778, 2011905, 2816667, 3129630, 4023810, 4694445, 5633334, 9388890, 14083335, 28166670]

約数ペア:

[(1, 28166670), (2, 14083335), (3, 9388890), (5, 5633334), (6, 4694445), (7, 4023810), (9, 3129630), (10, 2816667), (14, 2011905), (15, 1877778), (18, 1564815), (21, 1341270), (27, 1043210), (30, 938889), (35, 804762), (42, 670635), (45, 625926), (49, 574830), (54, 521605), (63, 447090), (70, 402381), (90, 312963), (98, 287415), (105, 268254), (126, 223545), (135, 208642), (147, 191610), (189, 149030), (210, 134127), (245, 114966), (270, 104321), (294, 95805), (315, 89418), (378, 74515), (441, 63870), (490, 57483), (630, 44709), (735, 38322), (882, 31935), (945, 29806), (1323, 21290), (1470, 19161), (1890, 14903), (2129, 13230), (2205, 12774), (2646, 10645), (4258, 6615), (4410, 6387)]