15320340

素因数分解:

$2^2\times 3^4\times 5^1\times 7^2\times {\mathrm{193}}^1$

素因数の和:228

約数の個数: 180

約数和(自身を含む): 56196756

約数和(自身を除く): 40876416

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, 49, 54, 60, 63, 70, 81, 84, 90, 98, 105, 108, 126, 135, 140, 147, 162, 180, 189, 193, 196, 210, 245, 252, 270, 294, 315, 324, 378, 386, 405, 420, 441, 490, 540, 567, 579, 588, 630, 735, 756, 772, 810, 882, 945, 965, 980, 1134, 1158, 1260, 1323, 1351, 1470, 1620, 1737, 1764, 1890, 1930, 2205, 2268, 2316, 2646, 2702, 2835, 2895, 2940, 3474, 3780, 3860, 3969, 4053, 4410, 5211, 5292, 5404, 5670, 5790, 6615, 6755, 6948, 7938, 8106, 8685, 8820, 9457, 10422, 11340, 11580, 12159, 13230, 13510, 15633, 15876, 16212, 17370, 18914, 19845, 20265, 20844, 24318, 26055, 26460, 27020, 28371, 31266, 34740, 36477, 37828, 39690, 40530, 47285, 48636, 52110, 56742, 60795, 62532, 72954, 78165, 79380, 81060, 85113, 94570, 104220, 109431, 113484, 121590, 141855, 145908, 156330, 170226, 182385, 189140, 218862, 243180, 255339, 283710, 312660, 340452, 364770, 425565, 437724, 510678, 547155, 567420, 729540, 766017, 851130, 1021356, 1094310, 1276695, 1532034, 1702260, 2188620, 2553390, 3064068, 3830085, 5106780, 7660170, 15320340]

約数ペア:

[(1, 15320340), (2, 7660170), (3, 5106780), (4, 3830085), (5, 3064068), (6, 2553390), (7, 2188620), (9, 1702260), (10, 1532034), (12, 1276695), (14, 1094310), (15, 1021356), (18, 851130), (20, 766017), (21, 729540), (27, 567420), (28, 547155), (30, 510678), (35, 437724), (36, 425565), (42, 364770), (45, 340452), (49, 312660), (54, 283710), (60, 255339), (63, 243180), (70, 218862), (81, 189140), (84, 182385), (90, 170226), (98, 156330), (105, 145908), (108, 141855), (126, 121590), (135, 113484), (140, 109431), (147, 104220), (162, 94570), (180, 85113), (189, 81060), (193, 79380), (196, 78165), (210, 72954), (245, 62532), (252, 60795), (270, 56742), (294, 52110), (315, 48636), (324, 47285), (378, 40530), (386, 39690), (405, 37828), (420, 36477), (441, 34740), (490, 31266), (540, 28371), (567, 27020), (579, 26460), (588, 26055), (630, 24318), (735, 20844), (756, 20265), (772, 19845), (810, 18914), (882, 17370), (945, 16212), (965, 15876), (980, 15633), (1134, 13510), (1158, 13230), (1260, 12159), (1323, 11580), (1351, 11340), (1470, 10422), (1620, 9457), (1737, 8820), (1764, 8685), (1890, 8106), (1930, 7938), (2205, 6948), (2268, 6755), (2316, 6615), (2646, 5790), (2702, 5670), (2835, 5404), (2895, 5292), (2940, 5211), (3474, 4410), (3780, 4053), (3860, 3969)]