20730330

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{449}}^1$

素因数の和:490

約数の個数: 96

約数和(自身を含む): 58968000

約数和(自身を除く): 38237670

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 45, 54, 57, 81, 90, 95, 114, 135, 162, 171, 190, 243, 270, 285, 342, 405, 449, 486, 513, 570, 810, 855, 898, 1026, 1215, 1347, 1539, 1710, 2245, 2430, 2565, 2694, 3078, 4041, 4490, 4617, 5130, 6735, 7695, 8082, 8531, 9234, 12123, 13470, 15390, 17062, 20205, 23085, 24246, 25593, 36369, 40410, 42655, 46170, 51186, 60615, 72738, 76779, 85310, 109107, 121230, 127965, 153558, 181845, 218214, 230337, 255930, 363690, 383895, 460674, 545535, 691011, 767790, 1091070, 1151685, 1382022, 2073033, 2303370, 3455055, 4146066, 6910110, 10365165, 20730330]

約数ペア:

[(1, 20730330), (2, 10365165), (3, 6910110), (5, 4146066), (6, 3455055), (9, 2303370), (10, 2073033), (15, 1382022), (18, 1151685), (19, 1091070), (27, 767790), (30, 691011), (38, 545535), (45, 460674), (54, 383895), (57, 363690), (81, 255930), (90, 230337), (95, 218214), (114, 181845), (135, 153558), (162, 127965), (171, 121230), (190, 109107), (243, 85310), (270, 76779), (285, 72738), (342, 60615), (405, 51186), (449, 46170), (486, 42655), (513, 40410), (570, 36369), (810, 25593), (855, 24246), (898, 23085), (1026, 20205), (1215, 17062), (1347, 15390), (1539, 13470), (1710, 12123), (2245, 9234), (2430, 8531), (2565, 8082), (2694, 7695), (3078, 6735), (4041, 5130), (4490, 4617)]