900180036

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{439}}^1$

素因数の和:638

約数の個数: 144

約数和(自身を含む): 2665062400

約数和(自身を除く): 1764882364

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 79, 84, 103, 126, 158, 206, 237, 252, 309, 316, 412, 439, 474, 553, 618, 711, 721, 878, 927, 948, 1106, 1236, 1317, 1422, 1442, 1659, 1756, 1854, 2163, 2212, 2634, 2844, 2884, 3073, 3318, 3708, 3951, 4326, 4977, 5268, 6146, 6489, 6636, 7902, 8137, 8652, 9219, 9954, 12292, 12978, 15804, 16274, 18438, 19908, 24411, 25956, 27657, 32548, 34681, 36876, 45217, 48822, 55314, 56959, 69362, 73233, 90434, 97644, 104043, 110628, 113918, 135651, 138724, 146466, 170877, 180868, 208086, 227836, 242767, 271302, 292932, 312129, 316519, 341754, 406953, 416172, 485534, 512631, 542604, 624258, 633038, 683508, 728301, 813906, 949557, 971068, 1025262, 1248516, 1266076, 1456602, 1627812, 1899114, 2050524, 2184903, 2848671, 2913204, 3572143, 3798228, 4369806, 5697342, 7144286, 8739612, 10716429, 11394684, 14288572, 21432858, 25005001, 32149287, 42865716, 50010002, 64298574, 75015003, 100020004, 128597148, 150030006, 225045009, 300060012, 450090018, 900180036]

約数ペア:

[(1, 900180036), (2, 450090018), (3, 300060012), (4, 225045009), (6, 150030006), (7, 128597148), (9, 100020004), (12, 75015003), (14, 64298574), (18, 50010002), (21, 42865716), (28, 32149287), (36, 25005001), (42, 21432858), (63, 14288572), (79, 11394684), (84, 10716429), (103, 8739612), (126, 7144286), (158, 5697342), (206, 4369806), (237, 3798228), (252, 3572143), (309, 2913204), (316, 2848671), (412, 2184903), (439, 2050524), (474, 1899114), (553, 1627812), (618, 1456602), (711, 1266076), (721, 1248516), (878, 1025262), (927, 971068), (948, 949557), (1106, 813906), (1236, 728301), (1317, 683508), (1422, 633038), (1442, 624258), (1659, 542604), (1756, 512631), (1854, 485534), (2163, 416172), (2212, 406953), (2634, 341754), (2844, 316519), (2884, 312129), (3073, 292932), (3318, 271302), (3708, 242767), (3951, 227836), (4326, 208086), (4977, 180868), (5268, 170877), (6146, 146466), (6489, 138724), (6636, 135651), (7902, 113918), (8137, 110628), (8652, 104043), (9219, 97644), (9954, 90434), (12292, 73233), (12978, 69362), (15804, 56959), (16274, 55314), (18438, 48822), (19908, 45217), (24411, 36876), (25956, 34681), (27657, 32548)]