259168260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{419}}^1$

素因数の和:518

約数の個数: 144

約数和(自身を含む): 800573760

約数和(自身を除く): 541405500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 61, 65, 78, 122, 130, 156, 169, 183, 195, 244, 260, 305, 338, 366, 390, 419, 507, 610, 676, 732, 780, 793, 838, 845, 915, 1014, 1220, 1257, 1586, 1676, 1690, 1830, 2028, 2095, 2379, 2514, 2535, 3172, 3380, 3660, 3965, 4190, 4758, 5028, 5070, 5447, 6285, 7930, 8380, 9516, 10140, 10309, 10894, 11895, 12570, 15860, 16341, 20618, 21788, 23790, 25140, 25559, 27235, 30927, 32682, 41236, 47580, 51118, 51545, 54470, 61854, 65364, 70811, 76677, 81705, 102236, 103090, 108940, 123708, 127795, 141622, 153354, 154635, 163410, 206180, 212433, 255590, 283244, 306708, 309270, 326820, 332267, 354055, 383385, 424866, 511180, 618540, 664534, 708110, 766770, 849732, 996801, 1062165, 1329068, 1416220, 1533540, 1661335, 1993602, 2124330, 3322670, 3987204, 4248660, 4319471, 4984005, 6645340, 8638942, 9968010, 12958413, 17277884, 19936020, 21597355, 25916826, 43194710, 51833652, 64792065, 86389420, 129584130, 259168260]

約数ペア:

[(1, 259168260), (2, 129584130), (3, 86389420), (4, 64792065), (5, 51833652), (6, 43194710), (10, 25916826), (12, 21597355), (13, 19936020), (15, 17277884), (20, 12958413), (26, 9968010), (30, 8638942), (39, 6645340), (52, 4984005), (60, 4319471), (61, 4248660), (65, 3987204), (78, 3322670), (122, 2124330), (130, 1993602), (156, 1661335), (169, 1533540), (183, 1416220), (195, 1329068), (244, 1062165), (260, 996801), (305, 849732), (338, 766770), (366, 708110), (390, 664534), (419, 618540), (507, 511180), (610, 424866), (676, 383385), (732, 354055), (780, 332267), (793, 326820), (838, 309270), (845, 306708), (915, 283244), (1014, 255590), (1220, 212433), (1257, 206180), (1586, 163410), (1676, 154635), (1690, 153354), (1830, 141622), (2028, 127795), (2095, 123708), (2379, 108940), (2514, 103090), (2535, 102236), (3172, 81705), (3380, 76677), (3660, 70811), (3965, 65364), (4190, 61854), (4758, 54470), (5028, 51545), (5070, 51118), (5447, 47580), (6285, 41236), (7930, 32682), (8380, 30927), (9516, 27235), (10140, 25559), (10309, 25140), (10894, 23790), (11895, 21788), (12570, 20618), (15860, 16341)]