818653680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{587}}^1$

素因数の和:768

約数の個数: 240

約数和(自身を含む): 2985746400

約数和(自身を除く): 2167092720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 149, 156, 180, 195, 208, 234, 240, 260, 298, 312, 360, 390, 447, 468, 520, 585, 587, 596, 624, 720, 745, 780, 894, 936, 1040, 1170, 1174, 1192, 1341, 1490, 1560, 1761, 1788, 1872, 1937, 2235, 2340, 2348, 2384, 2682, 2935, 2980, 3120, 3522, 3576, 3874, 4470, 4680, 4696, 5283, 5364, 5811, 5870, 5960, 6705, 7044, 7152, 7631, 7748, 8805, 8940, 9360, 9392, 9685, 10566, 10728, 11622, 11740, 11920, 13410, 14088, 15262, 15496, 17433, 17610, 17880, 19370, 21132, 21456, 22893, 23244, 23480, 26415, 26820, 28176, 29055, 30524, 30992, 34866, 35220, 35760, 38155, 38740, 42264, 45786, 46488, 46960, 52830, 53640, 58110, 61048, 68679, 69732, 70440, 76310, 77480, 84528, 87165, 87463, 91572, 92976, 105660, 107280, 114465, 116220, 122096, 137358, 139464, 140880, 152620, 154960, 174330, 174926, 183144, 211320, 228930, 232440, 262389, 274716, 278928, 305240, 343395, 348660, 349852, 366288, 422640, 437315, 457860, 464880, 524778, 549432, 610480, 686790, 697320, 699704, 787167, 874630, 915720, 1049556, 1098864, 1137019, 1311945, 1373580, 1394640, 1399408, 1574334, 1749260, 1831440, 2099112, 2274038, 2623890, 2747160, 3148668, 3411057, 3498520, 3935835, 4198224, 4548076, 5247780, 5494320, 5685095, 6297336, 6822114, 6997040, 7871670, 9096152, 10233171, 10495560, 11370190, 12594672, 13644228, 15743340, 17055285, 18192304, 20466342, 20991120, 22740380, 27288456, 31486680, 34110570, 40932684, 45480760, 51165855, 54576912, 62973360, 68221140, 81865368, 90961520, 102331710, 136442280, 163730736, 204663420, 272884560, 409326840, 818653680]

約数ペア:

[(1, 818653680), (2, 409326840), (3, 272884560), (4, 204663420), (5, 163730736), (6, 136442280), (8, 102331710), (9, 90961520), (10, 81865368), (12, 68221140), (13, 62973360), (15, 54576912), (16, 51165855), (18, 45480760), (20, 40932684), (24, 34110570), (26, 31486680), (30, 27288456), (36, 22740380), (39, 20991120), (40, 20466342), (45, 18192304), (48, 17055285), (52, 15743340), (60, 13644228), (65, 12594672), (72, 11370190), (78, 10495560), (80, 10233171), (90, 9096152), (104, 7871670), (117, 6997040), (120, 6822114), (130, 6297336), (144, 5685095), (149, 5494320), (156, 5247780), (180, 4548076), (195, 4198224), (208, 3935835), (234, 3498520), (240, 3411057), (260, 3148668), (298, 2747160), (312, 2623890), (360, 2274038), (390, 2099112), (447, 1831440), (468, 1749260), (520, 1574334), (585, 1399408), (587, 1394640), (596, 1373580), (624, 1311945), (720, 1137019), (745, 1098864), (780, 1049556), (894, 915720), (936, 874630), (1040, 787167), (1170, 699704), (1174, 697320), (1192, 686790), (1341, 610480), (1490, 549432), (1560, 524778), (1761, 464880), (1788, 457860), (1872, 437315), (1937, 422640), (2235, 366288), (2340, 349852), (2348, 348660), (2384, 343395), (2682, 305240), (2935, 278928), (2980, 274716), (3120, 262389), (3522, 232440), (3576, 228930), (3874, 211320), (4470, 183144), (4680, 174926), (4696, 174330), (5283, 154960), (5364, 152620), (5811, 140880), (5870, 139464), (5960, 137358), (6705, 122096), (7044, 116220), (7152, 114465), (7631, 107280), (7748, 105660), (8805, 92976), (8940, 91572), (9360, 87463), (9392, 87165), (9685, 84528), (10566, 77480), (10728, 76310), (11622, 70440), (11740, 69732), (11920, 68679), (13410, 61048), (14088, 58110), (15262, 53640), (15496, 52830), (17433, 46960), (17610, 46488), (17880, 45786), (19370, 42264), (21132, 38740), (21456, 38155), (22893, 35760), (23244, 35220), (23480, 34866), (26415, 30992), (26820, 30524), (28176, 29055)]