820305720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{97}}^1\times {\mathrm{139}}^1$

素因数の和:279

約数の個数: 288

約数和(自身を含む): 2937589200

約数和(自身を除く): 2117283480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 97, 104, 117, 120, 130, 139, 156, 169, 180, 194, 195, 234, 260, 278, 291, 312, 338, 360, 388, 390, 417, 468, 485, 507, 520, 556, 582, 585, 676, 695, 776, 780, 834, 845, 873, 936, 970, 1014, 1112, 1164, 1170, 1251, 1261, 1352, 1390, 1455, 1521, 1560, 1668, 1690, 1746, 1807, 1940, 2028, 2085, 2328, 2340, 2502, 2522, 2535, 2780, 2910, 3042, 3336, 3380, 3492, 3614, 3783, 3880, 4056, 4170, 4365, 4680, 5004, 5044, 5070, 5421, 5560, 5820, 6084, 6255, 6305, 6760, 6984, 7228, 7566, 7605, 8340, 8730, 9035, 10008, 10088, 10140, 10842, 11349, 11640, 12168, 12510, 12610, 13483, 14456, 15132, 15210, 16263, 16393, 16680, 17460, 18070, 18915, 20280, 21684, 22698, 23491, 25020, 25220, 26966, 27105, 30264, 30420, 32526, 32786, 34920, 36140, 37830, 40449, 43368, 45396, 46982, 49179, 50040, 50440, 53932, 54210, 56745, 60840, 65052, 65572, 67415, 70473, 72280, 75660, 80898, 81315, 81965, 90792, 93964, 98358, 107864, 108420, 113490, 117455, 121347, 130104, 131144, 134830, 140946, 147537, 151320, 161796, 162630, 163930, 175279, 187928, 196716, 202245, 211419, 216840, 226980, 234910, 242694, 245895, 269660, 281892, 295074, 323592, 325260, 327860, 350558, 352365, 393432, 404490, 422838, 453960, 469820, 485388, 491790, 525837, 539320, 563784, 590148, 606735, 650520, 655720, 701116, 704730, 737685, 808980, 845676, 876395, 939640, 970776, 983580, 1051674, 1057095, 1180296, 1213470, 1402232, 1409460, 1475370, 1577511, 1617960, 1691352, 1752790, 1967160, 2103348, 2114190, 2278627, 2426940, 2629185, 2818920, 2950740, 3155022, 3505580, 4206696, 4228380, 4557254, 4853880, 5258370, 5901480, 6310044, 6835881, 7011160, 7887555, 8456760, 9114508, 10516740, 11393135, 12620088, 13671762, 15775110, 18229016, 20507643, 21033480, 22786270, 27343524, 31550220, 34179405, 41015286, 45572540, 54687048, 63100440, 68358810, 82030572, 91145080, 102538215, 136717620, 164061144, 205076430, 273435240, 410152860, 820305720]

約数ペア:

[(1, 820305720), (2, 410152860), (3, 273435240), (4, 205076430), (5, 164061144), (6, 136717620), (8, 102538215), (9, 91145080), (10, 82030572), (12, 68358810), (13, 63100440), (15, 54687048), (18, 45572540), (20, 41015286), (24, 34179405), (26, 31550220), (30, 27343524), (36, 22786270), (39, 21033480), (40, 20507643), (45, 18229016), (52, 15775110), (60, 13671762), (65, 12620088), (72, 11393135), (78, 10516740), (90, 9114508), (97, 8456760), (104, 7887555), (117, 7011160), (120, 6835881), (130, 6310044), (139, 5901480), (156, 5258370), (169, 4853880), (180, 4557254), (194, 4228380), (195, 4206696), (234, 3505580), (260, 3155022), (278, 2950740), (291, 2818920), (312, 2629185), (338, 2426940), (360, 2278627), (388, 2114190), (390, 2103348), (417, 1967160), (468, 1752790), (485, 1691352), (507, 1617960), (520, 1577511), (556, 1475370), (582, 1409460), (585, 1402232), (676, 1213470), (695, 1180296), (776, 1057095), (780, 1051674), (834, 983580), (845, 970776), (873, 939640), (936, 876395), (970, 845676), (1014, 808980), (1112, 737685), (1164, 704730), (1170, 701116), (1251, 655720), (1261, 650520), (1352, 606735), (1390, 590148), (1455, 563784), (1521, 539320), (1560, 525837), (1668, 491790), (1690, 485388), (1746, 469820), (1807, 453960), (1940, 422838), (2028, 404490), (2085, 393432), (2328, 352365), (2340, 350558), (2502, 327860), (2522, 325260), (2535, 323592), (2780, 295074), (2910, 281892), (3042, 269660), (3336, 245895), (3380, 242694), (3492, 234910), (3614, 226980), (3783, 216840), (3880, 211419), (4056, 202245), (4170, 196716), (4365, 187928), (4680, 175279), (5004, 163930), (5044, 162630), (5070, 161796), (5421, 151320), (5560, 147537), (5820, 140946), (6084, 134830), (6255, 131144), (6305, 130104), (6760, 121347), (6984, 117455), (7228, 113490), (7566, 108420), (7605, 107864), (8340, 98358), (8730, 93964), (9035, 90792), (10008, 81965), (10088, 81315), (10140, 80898), (10842, 75660), (11349, 72280), (11640, 70473), (12168, 67415), (12510, 65572), (12610, 65052), (13483, 60840), (14456, 56745), (15132, 54210), (15210, 53932), (16263, 50440), (16393, 50040), (16680, 49179), (17460, 46982), (18070, 45396), (18915, 43368), (20280, 40449), (21684, 37830), (22698, 36140), (23491, 34920), (25020, 32786), (25220, 32526), (26966, 30420), (27105, 30264)]