130515420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{431}}^1$

素因数の和:560

約数の個数: 144

約数和(自身を含む): 430230528

約数和(自身を除く): 299715108

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 103, 105, 140, 147, 196, 206, 210, 245, 294, 309, 412, 420, 431, 490, 515, 588, 618, 721, 735, 862, 980, 1030, 1236, 1293, 1442, 1470, 1545, 1724, 2060, 2155, 2163, 2586, 2884, 2940, 3017, 3090, 3605, 4310, 4326, 5047, 5172, 6034, 6180, 6465, 7210, 8620, 8652, 9051, 10094, 10815, 12068, 12930, 14420, 15085, 15141, 18102, 20188, 21119, 21630, 25235, 25860, 30170, 30282, 36204, 42238, 43260, 44393, 45255, 50470, 60340, 60564, 63357, 75705, 84476, 88786, 90510, 100940, 105595, 126714, 133179, 151410, 177572, 181020, 211190, 221965, 253428, 266358, 302820, 310751, 316785, 422380, 443930, 532716, 621502, 633570, 665895, 887860, 932253, 1243004, 1267140, 1331790, 1553755, 1864506, 2175257, 2663580, 3107510, 3729012, 4350514, 4661265, 6215020, 6525771, 8701028, 9322530, 10876285, 13051542, 18645060, 21752570, 26103084, 32628855, 43505140, 65257710, 130515420]

約数ペア:

[(1, 130515420), (2, 65257710), (3, 43505140), (4, 32628855), (5, 26103084), (6, 21752570), (7, 18645060), (10, 13051542), (12, 10876285), (14, 9322530), (15, 8701028), (20, 6525771), (21, 6215020), (28, 4661265), (30, 4350514), (35, 3729012), (42, 3107510), (49, 2663580), (60, 2175257), (70, 1864506), (84, 1553755), (98, 1331790), (103, 1267140), (105, 1243004), (140, 932253), (147, 887860), (196, 665895), (206, 633570), (210, 621502), (245, 532716), (294, 443930), (309, 422380), (412, 316785), (420, 310751), (431, 302820), (490, 266358), (515, 253428), (588, 221965), (618, 211190), (721, 181020), (735, 177572), (862, 151410), (980, 133179), (1030, 126714), (1236, 105595), (1293, 100940), (1442, 90510), (1470, 88786), (1545, 84476), (1724, 75705), (2060, 63357), (2155, 60564), (2163, 60340), (2586, 50470), (2884, 45255), (2940, 44393), (3017, 43260), (3090, 42238), (3605, 36204), (4310, 30282), (4326, 30170), (5047, 25860), (5172, 25235), (6034, 21630), (6180, 21119), (6465, 20188), (7210, 18102), (8620, 15141), (8652, 15085), (9051, 14420), (10094, 12930), (10815, 12068)]