245967540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2371}}^1$

素因数の和:2422

約数の個数: 192

約数和(自身を含む): 892631040

約数和(自身を除く): 646663500

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 19, 20, 21, 26, 28, 30, 35, 38, 39, 42, 52, 57, 60, 65, 70, 76, 78, 84, 91, 95, 105, 114, 130, 133, 140, 156, 182, 190, 195, 210, 228, 247, 260, 266, 273, 285, 364, 380, 390, 399, 420, 455, 494, 532, 546, 570, 665, 741, 780, 798, 910, 988, 1092, 1140, 1235, 1330, 1365, 1482, 1596, 1729, 1820, 1995, 2371, 2470, 2660, 2730, 2964, 3458, 3705, 3990, 4742, 4940, 5187, 5460, 6916, 7113, 7410, 7980, 8645, 9484, 10374, 11855, 14226, 14820, 16597, 17290, 20748, 23710, 25935, 28452, 30823, 33194, 34580, 35565, 45049, 47420, 49791, 51870, 61646, 66388, 71130, 82985, 90098, 92469, 99582, 103740, 123292, 135147, 142260, 154115, 165970, 180196, 184938, 199164, 215761, 225245, 248955, 270294, 308230, 315343, 331940, 369876, 431522, 450490, 462345, 497910, 540588, 585637, 616460, 630686, 647283, 675735, 863044, 900980, 924690, 946029, 995820, 1078805, 1171274, 1261372, 1294566, 1351470, 1576715, 1756911, 1849380, 1892058, 2157610, 2342548, 2589132, 2702940, 2928185, 3153430, 3236415, 3513822, 3784116, 4099459, 4315220, 4730145, 5856370, 6306860, 6472830, 7027644, 8198918, 8784555, 9460290, 11712740, 12298377, 12945660, 16397836, 17569110, 18920580, 20497295, 24596754, 35138220, 40994590, 49193508, 61491885, 81989180, 122983770, 245967540]

約数ペア:

[(1, 245967540), (2, 122983770), (3, 81989180), (4, 61491885), (5, 49193508), (6, 40994590), (7, 35138220), (10, 24596754), (12, 20497295), (13, 18920580), (14, 17569110), (15, 16397836), (19, 12945660), (20, 12298377), (21, 11712740), (26, 9460290), (28, 8784555), (30, 8198918), (35, 7027644), (38, 6472830), (39, 6306860), (42, 5856370), (52, 4730145), (57, 4315220), (60, 4099459), (65, 3784116), (70, 3513822), (76, 3236415), (78, 3153430), (84, 2928185), (91, 2702940), (95, 2589132), (105, 2342548), (114, 2157610), (130, 1892058), (133, 1849380), (140, 1756911), (156, 1576715), (182, 1351470), (190, 1294566), (195, 1261372), (210, 1171274), (228, 1078805), (247, 995820), (260, 946029), (266, 924690), (273, 900980), (285, 863044), (364, 675735), (380, 647283), (390, 630686), (399, 616460), (420, 585637), (455, 540588), (494, 497910), (532, 462345), (546, 450490), (570, 431522), (665, 369876), (741, 331940), (780, 315343), (798, 308230), (910, 270294), (988, 248955), (1092, 225245), (1140, 215761), (1235, 199164), (1330, 184938), (1365, 180196), (1482, 165970), (1596, 154115), (1729, 142260), (1820, 135147), (1995, 123292), (2371, 103740), (2470, 99582), (2660, 92469), (2730, 90098), (2964, 82985), (3458, 71130), (3705, 66388), (3990, 61646), (4742, 51870), (4940, 49791), (5187, 47420), (5460, 45049), (6916, 35565), (7113, 34580), (7410, 33194), (7980, 30823), (8645, 28452), (9484, 25935), (10374, 23710), (11855, 20748), (14226, 17290), (14820, 16597)]