28448700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:97

約数の個数: 288

約数和(自身を含む): 106659840

約数和(自身を除く): 78211140

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 23, 25, 28, 30, 31, 35, 38, 42, 46, 50, 57, 60, 62, 69, 70, 75, 76, 84, 92, 93, 95, 100, 105, 114, 115, 124, 133, 138, 140, 150, 155, 161, 175, 186, 190, 210, 217, 228, 230, 266, 276, 285, 300, 310, 322, 345, 350, 372, 380, 399, 420, 434, 437, 460, 465, 475, 483, 525, 532, 570, 575, 589, 620, 644, 651, 665, 690, 700, 713, 775, 798, 805, 868, 874, 930, 950, 966, 1050, 1085, 1140, 1150, 1178, 1302, 1311, 1330, 1380, 1425, 1426, 1550, 1596, 1610, 1725, 1748, 1767, 1860, 1900, 1932, 1995, 2100, 2139, 2170, 2185, 2300, 2325, 2356, 2415, 2604, 2622, 2660, 2850, 2852, 2945, 3059, 3100, 3220, 3255, 3325, 3450, 3534, 3565, 3990, 4025, 4123, 4278, 4340, 4370, 4650, 4830, 4991, 5244, 5425, 5700, 5890, 6118, 6510, 6555, 6650, 6900, 7068, 7130, 7980, 8050, 8246, 8556, 8740, 8835, 9177, 9300, 9660, 9975, 9982, 10695, 10850, 10925, 11780, 12075, 12236, 12369, 13020, 13110, 13300, 13547, 14260, 14725, 14973, 15295, 16100, 16275, 16492, 17670, 17825, 18354, 19950, 19964, 20615, 21390, 21700, 21850, 24150, 24738, 24955, 26220, 27094, 29450, 29946, 30590, 32550, 32775, 35340, 35650, 36708, 39900, 40641, 41230, 42780, 43700, 44175, 45885, 48300, 49476, 49910, 53475, 54188, 58900, 59892, 61180, 61845, 65100, 65550, 67735, 71300, 74865, 76475, 81282, 82460, 88350, 91770, 94829, 99820, 103075, 106950, 123690, 124775, 131100, 135470, 149730, 152950, 162564, 176700, 183540, 189658, 203205, 206150, 213900, 229425, 247380, 249550, 270940, 284487, 299460, 305900, 309225, 338675, 374325, 379316, 406410, 412300, 458850, 474145, 499100, 568974, 618450, 677350, 748650, 812820, 917700, 948290, 1016025, 1137948, 1236900, 1354700, 1422435, 1497300, 1896580, 2032050, 2370725, 2844870, 4064100, 4741450, 5689740, 7112175, 9482900, 14224350, 28448700]

約数ペア:

[(1, 28448700), (2, 14224350), (3, 9482900), (4, 7112175), (5, 5689740), (6, 4741450), (7, 4064100), (10, 2844870), (12, 2370725), (14, 2032050), (15, 1896580), (19, 1497300), (20, 1422435), (21, 1354700), (23, 1236900), (25, 1137948), (28, 1016025), (30, 948290), (31, 917700), (35, 812820), (38, 748650), (42, 677350), (46, 618450), (50, 568974), (57, 499100), (60, 474145), (62, 458850), (69, 412300), (70, 406410), (75, 379316), (76, 374325), (84, 338675), (92, 309225), (93, 305900), (95, 299460), (100, 284487), (105, 270940), (114, 249550), (115, 247380), (124, 229425), (133, 213900), (138, 206150), (140, 203205), (150, 189658), (155, 183540), (161, 176700), (175, 162564), (186, 152950), (190, 149730), (210, 135470), (217, 131100), (228, 124775), (230, 123690), (266, 106950), (276, 103075), (285, 99820), (300, 94829), (310, 91770), (322, 88350), (345, 82460), (350, 81282), (372, 76475), (380, 74865), (399, 71300), (420, 67735), (434, 65550), (437, 65100), (460, 61845), (465, 61180), (475, 59892), (483, 58900), (525, 54188), (532, 53475), (570, 49910), (575, 49476), (589, 48300), (620, 45885), (644, 44175), (651, 43700), (665, 42780), (690, 41230), (700, 40641), (713, 39900), (775, 36708), (798, 35650), (805, 35340), (868, 32775), (874, 32550), (930, 30590), (950, 29946), (966, 29450), (1050, 27094), (1085, 26220), (1140, 24955), (1150, 24738), (1178, 24150), (1302, 21850), (1311, 21700), (1330, 21390), (1380, 20615), (1425, 19964), (1426, 19950), (1550, 18354), (1596, 17825), (1610, 17670), (1725, 16492), (1748, 16275), (1767, 16100), (1860, 15295), (1900, 14973), (1932, 14725), (1995, 14260), (2100, 13547), (2139, 13300), (2170, 13110), (2185, 13020), (2300, 12369), (2325, 12236), (2356, 12075), (2415, 11780), (2604, 10925), (2622, 10850), (2660, 10695), (2850, 9982), (2852, 9975), (2945, 9660), (3059, 9300), (3100, 9177), (3220, 8835), (3255, 8740), (3325, 8556), (3450, 8246), (3534, 8050), (3565, 7980), (3990, 7130), (4025, 7068), (4123, 6900), (4278, 6650), (4340, 6555), (4370, 6510), (4650, 6118), (4830, 5890), (4991, 5700), (5244, 5425)]