19153260

素因数分解:

$2^2\times 3^5\times 5^1\times 7^1\times {\mathrm{563}}^1$

素因数の和:594

約数の個数: 144

約数和(自身を含む): 68979456

約数和(自身を除く): 49826196

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 243, 252, 270, 315, 324, 378, 405, 420, 486, 540, 563, 567, 630, 756, 810, 945, 972, 1126, 1134, 1215, 1260, 1620, 1689, 1701, 1890, 2252, 2268, 2430, 2815, 2835, 3378, 3402, 3780, 3941, 4860, 5067, 5630, 5670, 6756, 6804, 7882, 8445, 8505, 10134, 11260, 11340, 11823, 15201, 15764, 16890, 17010, 19705, 20268, 23646, 25335, 30402, 33780, 34020, 35469, 39410, 45603, 47292, 50670, 59115, 60804, 70938, 76005, 78820, 91206, 101340, 106407, 118230, 136809, 141876, 152010, 177345, 182412, 212814, 228015, 236460, 273618, 304020, 319221, 354690, 425628, 456030, 532035, 547236, 638442, 684045, 709380, 912060, 957663, 1064070, 1276884, 1368090, 1596105, 1915326, 2128140, 2736180, 3192210, 3830652, 4788315, 6384420, 9576630, 19153260]

約数ペア:

[(1, 19153260), (2, 9576630), (3, 6384420), (4, 4788315), (5, 3830652), (6, 3192210), (7, 2736180), (9, 2128140), (10, 1915326), (12, 1596105), (14, 1368090), (15, 1276884), (18, 1064070), (20, 957663), (21, 912060), (27, 709380), (28, 684045), (30, 638442), (35, 547236), (36, 532035), (42, 456030), (45, 425628), (54, 354690), (60, 319221), (63, 304020), (70, 273618), (81, 236460), (84, 228015), (90, 212814), (105, 182412), (108, 177345), (126, 152010), (135, 141876), (140, 136809), (162, 118230), (180, 106407), (189, 101340), (210, 91206), (243, 78820), (252, 76005), (270, 70938), (315, 60804), (324, 59115), (378, 50670), (405, 47292), (420, 45603), (486, 39410), (540, 35469), (563, 34020), (567, 33780), (630, 30402), (756, 25335), (810, 23646), (945, 20268), (972, 19705), (1126, 17010), (1134, 16890), (1215, 15764), (1260, 15201), (1620, 11823), (1689, 11340), (1701, 11260), (1890, 10134), (2252, 8505), (2268, 8445), (2430, 7882), (2815, 6804), (2835, 6756), (3378, 5670), (3402, 5630), (3780, 5067), (3941, 4860)]