197375640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{521}}^1$

素因数の和:594

約数の個数: 256

約数和(自身を含む): 757693440

約数和(自身を除く): 560317800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 41, 42, 44, 55, 56, 60, 66, 70, 77, 82, 84, 88, 105, 110, 120, 123, 132, 140, 154, 164, 165, 168, 205, 210, 220, 231, 246, 264, 280, 287, 308, 328, 330, 385, 410, 420, 440, 451, 462, 492, 521, 574, 615, 616, 660, 770, 820, 840, 861, 902, 924, 984, 1042, 1148, 1155, 1230, 1320, 1353, 1435, 1540, 1563, 1640, 1722, 1804, 1848, 2084, 2255, 2296, 2310, 2460, 2605, 2706, 2870, 3080, 3126, 3157, 3444, 3608, 3647, 4168, 4305, 4510, 4620, 4920, 5210, 5412, 5731, 5740, 6252, 6314, 6765, 6888, 7294, 7815, 8610, 9020, 9240, 9471, 10420, 10824, 10941, 11462, 11480, 12504, 12628, 13530, 14588, 15630, 15785, 17193, 17220, 18040, 18235, 18942, 20840, 21361, 21882, 22924, 25256, 27060, 28655, 29176, 31260, 31570, 34386, 34440, 36470, 37884, 40117, 42722, 43764, 45848, 47355, 54120, 54705, 57310, 62520, 63140, 64083, 68772, 72940, 75768, 80234, 85444, 85965, 87528, 94710, 106805, 109410, 114620, 120351, 126280, 128166, 137544, 145880, 149527, 160468, 170888, 171930, 189420, 200585, 213610, 218820, 229240, 234971, 240702, 256332, 299054, 320415, 320936, 343860, 378840, 401170, 427220, 437640, 448581, 469942, 481404, 512664, 598108, 601755, 640830, 687720, 704913, 747635, 802340, 854440, 897162, 939884, 962808, 1174855, 1196216, 1203510, 1281660, 1409826, 1495270, 1604680, 1644797, 1794324, 1879768, 2242905, 2349710, 2407020, 2563320, 2819652, 2990540, 3289594, 3524565, 3588648, 4485810, 4699420, 4814040, 4934391, 5639304, 5981080, 6579188, 7049130, 8223985, 8971620, 9398840, 9868782, 13158376, 14098260, 16447970, 17943240, 19737564, 24671955, 28196520, 32895940, 39475128, 49343910, 65791880, 98687820, 197375640]

約数ペア:

[(1, 197375640), (2, 98687820), (3, 65791880), (4, 49343910), (5, 39475128), (6, 32895940), (7, 28196520), (8, 24671955), (10, 19737564), (11, 17943240), (12, 16447970), (14, 14098260), (15, 13158376), (20, 9868782), (21, 9398840), (22, 8971620), (24, 8223985), (28, 7049130), (30, 6579188), (33, 5981080), (35, 5639304), (40, 4934391), (41, 4814040), (42, 4699420), (44, 4485810), (55, 3588648), (56, 3524565), (60, 3289594), (66, 2990540), (70, 2819652), (77, 2563320), (82, 2407020), (84, 2349710), (88, 2242905), (105, 1879768), (110, 1794324), (120, 1644797), (123, 1604680), (132, 1495270), (140, 1409826), (154, 1281660), (164, 1203510), (165, 1196216), (168, 1174855), (205, 962808), (210, 939884), (220, 897162), (231, 854440), (246, 802340), (264, 747635), (280, 704913), (287, 687720), (308, 640830), (328, 601755), (330, 598108), (385, 512664), (410, 481404), (420, 469942), (440, 448581), (451, 437640), (462, 427220), (492, 401170), (521, 378840), (574, 343860), (615, 320936), (616, 320415), (660, 299054), (770, 256332), (820, 240702), (840, 234971), (861, 229240), (902, 218820), (924, 213610), (984, 200585), (1042, 189420), (1148, 171930), (1155, 170888), (1230, 160468), (1320, 149527), (1353, 145880), (1435, 137544), (1540, 128166), (1563, 126280), (1640, 120351), (1722, 114620), (1804, 109410), (1848, 106805), (2084, 94710), (2255, 87528), (2296, 85965), (2310, 85444), (2460, 80234), (2605, 75768), (2706, 72940), (2870, 68772), (3080, 64083), (3126, 63140), (3157, 62520), (3444, 57310), (3608, 54705), (3647, 54120), (4168, 47355), (4305, 45848), (4510, 43764), (4620, 42722), (4920, 40117), (5210, 37884), (5412, 36470), (5731, 34440), (5740, 34386), (6252, 31570), (6314, 31260), (6765, 29176), (6888, 28655), (7294, 27060), (7815, 25256), (8610, 22924), (9020, 21882), (9240, 21361), (9471, 20840), (10420, 18942), (10824, 18235), (10941, 18040), (11462, 17220), (11480, 17193), (12504, 15785), (12628, 15630), (13530, 14588)]