248536470

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:239

約数の個数: 192

約数和(自身を含む): 758937600

約数和(自身を除く): 510401130

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 47, 65, 70, 78, 91, 94, 105, 130, 141, 149, 169, 182, 195, 210, 235, 273, 282, 298, 329, 338, 390, 447, 455, 470, 507, 546, 611, 658, 705, 745, 845, 894, 910, 987, 1014, 1043, 1183, 1222, 1365, 1410, 1490, 1645, 1690, 1833, 1937, 1974, 2086, 2235, 2366, 2535, 2730, 3055, 3129, 3290, 3549, 3666, 3874, 4277, 4470, 4935, 5070, 5215, 5811, 5915, 6110, 6258, 7003, 7098, 7943, 8554, 9165, 9685, 9870, 10430, 11622, 11830, 12831, 13559, 14006, 15645, 15886, 17745, 18330, 19370, 21009, 21385, 23829, 25181, 25662, 27118, 29055, 31290, 35015, 35490, 39715, 40677, 42018, 42770, 47658, 49021, 50362, 55601, 58110, 64155, 67795, 70030, 75543, 79430, 81354, 91039, 98042, 105045, 111202, 119145, 125905, 128310, 135590, 147063, 151086, 166803, 176267, 182078, 203385, 210090, 238290, 245105, 251810, 273117, 278005, 294126, 333606, 352534, 377715, 406770, 455195, 490210, 528801, 546234, 556010, 637273, 735315, 755430, 834015, 881335, 910390, 1057602, 1183507, 1274546, 1365585, 1470630, 1668030, 1762670, 1911819, 2367014, 2644005, 2731170, 3186365, 3550521, 3823638, 5288010, 5917535, 6372730, 7101042, 8284549, 9559095, 11835070, 16569098, 17752605, 19118190, 24853647, 35505210, 41422745, 49707294, 82845490, 124268235, 248536470]

約数ペア:

[(1, 248536470), (2, 124268235), (3, 82845490), (5, 49707294), (6, 41422745), (7, 35505210), (10, 24853647), (13, 19118190), (14, 17752605), (15, 16569098), (21, 11835070), (26, 9559095), (30, 8284549), (35, 7101042), (39, 6372730), (42, 5917535), (47, 5288010), (65, 3823638), (70, 3550521), (78, 3186365), (91, 2731170), (94, 2644005), (105, 2367014), (130, 1911819), (141, 1762670), (149, 1668030), (169, 1470630), (182, 1365585), (195, 1274546), (210, 1183507), (235, 1057602), (273, 910390), (282, 881335), (298, 834015), (329, 755430), (338, 735315), (390, 637273), (447, 556010), (455, 546234), (470, 528801), (507, 490210), (546, 455195), (611, 406770), (658, 377715), (705, 352534), (745, 333606), (845, 294126), (894, 278005), (910, 273117), (987, 251810), (1014, 245105), (1043, 238290), (1183, 210090), (1222, 203385), (1365, 182078), (1410, 176267), (1490, 166803), (1645, 151086), (1690, 147063), (1833, 135590), (1937, 128310), (1974, 125905), (2086, 119145), (2235, 111202), (2366, 105045), (2535, 98042), (2730, 91039), (3055, 81354), (3129, 79430), (3290, 75543), (3549, 70030), (3666, 67795), (3874, 64155), (4277, 58110), (4470, 55601), (4935, 50362), (5070, 49021), (5215, 47658), (5811, 42770), (5915, 42018), (6110, 40677), (6258, 39715), (7003, 35490), (7098, 35015), (7943, 31290), (8554, 29055), (9165, 27118), (9685, 25662), (9870, 25181), (10430, 23829), (11622, 21385), (11830, 21009), (12831, 19370), (13559, 18330), (14006, 17745), (15645, 15886)]