1639860180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{9059}}^1$

素因数の和:9509

約数の個数: 96

約数和(自身を含む): 5260308480

約数和(自身を除く): 3620448300

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 431, 862, 1293, 1724, 2155, 2586, 3017, 4310, 5172, 6034, 6465, 8620, 9051, 9059, 12068, 12930, 15085, 18102, 18118, 25860, 27177, 30170, 36204, 36236, 45255, 45295, 54354, 60340, 63413, 90510, 90590, 108708, 126826, 135885, 181020, 181180, 190239, 253652, 271770, 317065, 380478, 543540, 634130, 760956, 951195, 1268260, 1902390, 3804780, 3904429, 7808858, 11713287, 15617716, 19522145, 23426574, 27331003, 39044290, 46853148, 54662006, 58566435, 78088580, 81993009, 109324012, 117132870, 136655015, 163986018, 234265740, 273310030, 327972036, 409965045, 546620060, 819930090, 1639860180]

約数ペア:

[(1, 1639860180), (2, 819930090), (3, 546620060), (4, 409965045), (5, 327972036), (6, 273310030), (7, 234265740), (10, 163986018), (12, 136655015), (14, 117132870), (15, 109324012), (20, 81993009), (21, 78088580), (28, 58566435), (30, 54662006), (35, 46853148), (42, 39044290), (60, 27331003), (70, 23426574), (84, 19522145), (105, 15617716), (140, 11713287), (210, 7808858), (420, 3904429), (431, 3804780), (862, 1902390), (1293, 1268260), (1724, 951195), (2155, 760956), (2586, 634130), (3017, 543540), (4310, 380478), (5172, 317065), (6034, 271770), (6465, 253652), (8620, 190239), (9051, 181180), (9059, 181020), (12068, 135885), (12930, 126826), (15085, 108708), (18102, 90590), (18118, 90510), (25860, 63413), (27177, 60340), (30170, 54354), (36204, 45295), (36236, 45255)]