381831840

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{523}}^1$

素因数の和:573

約数の個数: 288

約数和(自身を含む): 1449887040

約数和(自身を除く): 1068055200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 169, 180, 195, 208, 216, 234, 240, 260, 270, 288, 312, 338, 351, 360, 390, 416, 432, 468, 480, 507, 520, 523, 540, 585, 624, 676, 702, 720, 780, 845, 864, 936, 1014, 1040, 1046, 1080, 1170, 1248, 1352, 1404, 1440, 1521, 1560, 1569, 1690, 1755, 1872, 2028, 2080, 2092, 2160, 2340, 2535, 2615, 2704, 2808, 3042, 3120, 3138, 3380, 3510, 3744, 4056, 4184, 4320, 4563, 4680, 4707, 5070, 5230, 5408, 5616, 6084, 6240, 6276, 6760, 6799, 7020, 7605, 7845, 8112, 8368, 9126, 9360, 9414, 10140, 10460, 11232, 12168, 12552, 13520, 13598, 14040, 14121, 15210, 15690, 16224, 16736, 18252, 18720, 18828, 20280, 20397, 20920, 22815, 23535, 24336, 25104, 27040, 27196, 28080, 28242, 30420, 31380, 33995, 36504, 37656, 40560, 40794, 41840, 45630, 47070, 48672, 50208, 54392, 56160, 56484, 60840, 61191, 62760, 67990, 70605, 73008, 75312, 81120, 81588, 83680, 88387, 91260, 94140, 101985, 108784, 112968, 121680, 122382, 125520, 135980, 141210, 146016, 150624, 163176, 176774, 182520, 183573, 188280, 203970, 217568, 225936, 243360, 244764, 251040, 265161, 271960, 282420, 305955, 326352, 353548, 365040, 367146, 376560, 407940, 441935, 451872, 489528, 530322, 543920, 564840, 611910, 652704, 707096, 730080, 734292, 753120, 795483, 815880, 883870, 917865, 979056, 1060644, 1087840, 1129680, 1223820, 1325805, 1414192, 1468584, 1590966, 1631760, 1767740, 1835730, 1958112, 2121288, 2259360, 2386449, 2447640, 2651610, 2828384, 2937168, 3181932, 3263520, 3535480, 3671460, 3977415, 4242576, 4772898, 4895280, 5303220, 5874336, 6363864, 7070960, 7342920, 7954830, 8485152, 9545796, 9790560, 10606440, 11932245, 12727728, 14141920, 14685840, 15909660, 19091592, 21212880, 23864490, 25455456, 29371680, 31819320, 38183184, 42425760, 47728980, 63638640, 76366368, 95457960, 127277280, 190915920, 381831840]

約数ペア:

[(1, 381831840), (2, 190915920), (3, 127277280), (4, 95457960), (5, 76366368), (6, 63638640), (8, 47728980), (9, 42425760), (10, 38183184), (12, 31819320), (13, 29371680), (15, 25455456), (16, 23864490), (18, 21212880), (20, 19091592), (24, 15909660), (26, 14685840), (27, 14141920), (30, 12727728), (32, 11932245), (36, 10606440), (39, 9790560), (40, 9545796), (45, 8485152), (48, 7954830), (52, 7342920), (54, 7070960), (60, 6363864), (65, 5874336), (72, 5303220), (78, 4895280), (80, 4772898), (90, 4242576), (96, 3977415), (104, 3671460), (108, 3535480), (117, 3263520), (120, 3181932), (130, 2937168), (135, 2828384), (144, 2651610), (156, 2447640), (160, 2386449), (169, 2259360), (180, 2121288), (195, 1958112), (208, 1835730), (216, 1767740), (234, 1631760), (240, 1590966), (260, 1468584), (270, 1414192), (288, 1325805), (312, 1223820), (338, 1129680), (351, 1087840), (360, 1060644), (390, 979056), (416, 917865), (432, 883870), (468, 815880), (480, 795483), (507, 753120), (520, 734292), (523, 730080), (540, 707096), (585, 652704), (624, 611910), (676, 564840), (702, 543920), (720, 530322), (780, 489528), (845, 451872), (864, 441935), (936, 407940), (1014, 376560), (1040, 367146), (1046, 365040), (1080, 353548), (1170, 326352), (1248, 305955), (1352, 282420), (1404, 271960), (1440, 265161), (1521, 251040), (1560, 244764), (1569, 243360), (1690, 225936), (1755, 217568), (1872, 203970), (2028, 188280), (2080, 183573), (2092, 182520), (2160, 176774), (2340, 163176), (2535, 150624), (2615, 146016), (2704, 141210), (2808, 135980), (3042, 125520), (3120, 122382), (3138, 121680), (3380, 112968), (3510, 108784), (3744, 101985), (4056, 94140), (4184, 91260), (4320, 88387), (4563, 83680), (4680, 81588), (4707, 81120), (5070, 75312), (5230, 73008), (5408, 70605), (5616, 67990), (6084, 62760), (6240, 61191), (6276, 60840), (6760, 56484), (6799, 56160), (7020, 54392), (7605, 50208), (7845, 48672), (8112, 47070), (8368, 45630), (9126, 41840), (9360, 40794), (9414, 40560), (10140, 37656), (10460, 36504), (11232, 33995), (12168, 31380), (12552, 30420), (13520, 28242), (13598, 28080), (14040, 27196), (14121, 27040), (15210, 25104), (15690, 24336), (16224, 23535), (16736, 22815), (18252, 20920), (18720, 20397), (18828, 20280)]