304780840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:172

約数の個数: 256

約数和(自身を含む): 907038720

約数和(自身を除く): 602257880

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 31, 35, 37, 40, 52, 56, 62, 65, 70, 73, 74, 91, 104, 124, 130, 140, 146, 148, 155, 182, 185, 217, 248, 259, 260, 280, 292, 296, 310, 364, 365, 370, 403, 434, 455, 481, 511, 518, 520, 584, 620, 728, 730, 740, 806, 868, 910, 949, 962, 1022, 1036, 1085, 1147, 1240, 1295, 1460, 1480, 1612, 1736, 1820, 1898, 1924, 2015, 2044, 2072, 2170, 2263, 2294, 2405, 2555, 2590, 2701, 2821, 2920, 3224, 3367, 3640, 3796, 3848, 4030, 4088, 4340, 4526, 4588, 4745, 4810, 5110, 5180, 5402, 5642, 5735, 6643, 6734, 7592, 8029, 8060, 8680, 9052, 9176, 9490, 9620, 10220, 10360, 10804, 11284, 11315, 11470, 13286, 13468, 13505, 14105, 14911, 15841, 16058, 16120, 16835, 18104, 18907, 18980, 19240, 20440, 21608, 22568, 22630, 22940, 26572, 26936, 27010, 28210, 29419, 29822, 31682, 32116, 33215, 33670, 35113, 37814, 37960, 40145, 45260, 45880, 53144, 54020, 56420, 58838, 59644, 63364, 64232, 66430, 67340, 70226, 74555, 75628, 79205, 80290, 83731, 90520, 94535, 104377, 108040, 112840, 117676, 119288, 126728, 132860, 134680, 140452, 147095, 149110, 151256, 158410, 160580, 167462, 175565, 189070, 205933, 208754, 235352, 245791, 265720, 280904, 294190, 298220, 316820, 321160, 334924, 351130, 378140, 411866, 417508, 418655, 491582, 521885, 586117, 588380, 596440, 633640, 669848, 702260, 756280, 823732, 835016, 837310, 983164, 1029665, 1043770, 1088503, 1172234, 1176760, 1228955, 1404520, 1647464, 1674620, 1966328, 2059330, 2087540, 2177006, 2344468, 2457910, 2930585, 3349240, 4118660, 4175080, 4354012, 4688936, 4915820, 5442515, 5861170, 7619521, 8237320, 8708024, 9831640, 10885030, 11722340, 15239042, 21770060, 23444680, 30478084, 38097605, 43540120, 60956168, 76195210, 152390420, 304780840]

約数ペア:

[(1, 304780840), (2, 152390420), (4, 76195210), (5, 60956168), (7, 43540120), (8, 38097605), (10, 30478084), (13, 23444680), (14, 21770060), (20, 15239042), (26, 11722340), (28, 10885030), (31, 9831640), (35, 8708024), (37, 8237320), (40, 7619521), (52, 5861170), (56, 5442515), (62, 4915820), (65, 4688936), (70, 4354012), (73, 4175080), (74, 4118660), (91, 3349240), (104, 2930585), (124, 2457910), (130, 2344468), (140, 2177006), (146, 2087540), (148, 2059330), (155, 1966328), (182, 1674620), (185, 1647464), (217, 1404520), (248, 1228955), (259, 1176760), (260, 1172234), (280, 1088503), (292, 1043770), (296, 1029665), (310, 983164), (364, 837310), (365, 835016), (370, 823732), (403, 756280), (434, 702260), (455, 669848), (481, 633640), (511, 596440), (518, 588380), (520, 586117), (584, 521885), (620, 491582), (728, 418655), (730, 417508), (740, 411866), (806, 378140), (868, 351130), (910, 334924), (949, 321160), (962, 316820), (1022, 298220), (1036, 294190), (1085, 280904), (1147, 265720), (1240, 245791), (1295, 235352), (1460, 208754), (1480, 205933), (1612, 189070), (1736, 175565), (1820, 167462), (1898, 160580), (1924, 158410), (2015, 151256), (2044, 149110), (2072, 147095), (2170, 140452), (2263, 134680), (2294, 132860), (2405, 126728), (2555, 119288), (2590, 117676), (2701, 112840), (2821, 108040), (2920, 104377), (3224, 94535), (3367, 90520), (3640, 83731), (3796, 80290), (3848, 79205), (4030, 75628), (4088, 74555), (4340, 70226), (4526, 67340), (4588, 66430), (4745, 64232), (4810, 63364), (5110, 59644), (5180, 58838), (5402, 56420), (5642, 54020), (5735, 53144), (6643, 45880), (6734, 45260), (7592, 40145), (8029, 37960), (8060, 37814), (8680, 35113), (9052, 33670), (9176, 33215), (9490, 32116), (9620, 31682), (10220, 29822), (10360, 29419), (10804, 28210), (11284, 27010), (11315, 26936), (11470, 26572), (13286, 22940), (13468, 22630), (13505, 22568), (14105, 21608), (14911, 20440), (15841, 19240), (16058, 18980), (16120, 18907), (16835, 18104)]