248054820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{1439}}^1$

素因数の和:1494

約数の個数: 144

約数和(自身を含む): 796884480

約数和(自身を除く): 548829660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 26, 30, 34, 39, 51, 52, 60, 65, 68, 78, 85, 102, 130, 156, 169, 170, 195, 204, 221, 255, 260, 338, 340, 390, 442, 507, 510, 663, 676, 780, 845, 884, 1014, 1020, 1105, 1326, 1439, 1690, 2028, 2210, 2535, 2652, 2873, 2878, 3315, 3380, 4317, 4420, 5070, 5746, 5756, 6630, 7195, 8619, 8634, 10140, 11492, 13260, 14365, 14390, 17238, 17268, 18707, 21585, 24463, 28730, 28780, 34476, 37414, 43095, 43170, 48926, 56121, 57460, 73389, 74828, 86190, 86340, 93535, 97852, 112242, 122315, 146778, 172380, 187070, 224484, 243191, 244630, 280605, 293556, 318019, 366945, 374140, 486382, 489260, 561210, 636038, 729573, 733890, 954057, 972764, 1122420, 1215955, 1272076, 1459146, 1467780, 1590095, 1908114, 2431910, 2918292, 3180190, 3647865, 3816228, 4134247, 4770285, 4863820, 6360380, 7295730, 8268494, 9540570, 12402741, 14591460, 16536988, 19081140, 20671235, 24805482, 41342470, 49610964, 62013705, 82684940, 124027410, 248054820]

約数ペア:

[(1, 248054820), (2, 124027410), (3, 82684940), (4, 62013705), (5, 49610964), (6, 41342470), (10, 24805482), (12, 20671235), (13, 19081140), (15, 16536988), (17, 14591460), (20, 12402741), (26, 9540570), (30, 8268494), (34, 7295730), (39, 6360380), (51, 4863820), (52, 4770285), (60, 4134247), (65, 3816228), (68, 3647865), (78, 3180190), (85, 2918292), (102, 2431910), (130, 1908114), (156, 1590095), (169, 1467780), (170, 1459146), (195, 1272076), (204, 1215955), (221, 1122420), (255, 972764), (260, 954057), (338, 733890), (340, 729573), (390, 636038), (442, 561210), (507, 489260), (510, 486382), (663, 374140), (676, 366945), (780, 318019), (845, 293556), (884, 280605), (1014, 244630), (1020, 243191), (1105, 224484), (1326, 187070), (1439, 172380), (1690, 146778), (2028, 122315), (2210, 112242), (2535, 97852), (2652, 93535), (2873, 86340), (2878, 86190), (3315, 74828), (3380, 73389), (4317, 57460), (4420, 56121), (5070, 48926), (5746, 43170), (5756, 43095), (6630, 37414), (7195, 34476), (8619, 28780), (8634, 28730), (10140, 24463), (11492, 21585), (13260, 18707), (14365, 17268), (14390, 17238)]