407402940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{2687}}^1$

素因数の和:2744

約数の個数: 144

約数和(自身を含む): 1376428032

約数和(自身を除く): 969025092

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 361, 380, 399, 420, 532, 570, 665, 722, 798, 1083, 1140, 1330, 1444, 1596, 1805, 1995, 2166, 2527, 2660, 2687, 3610, 3990, 4332, 5054, 5374, 5415, 7220, 7581, 7980, 8061, 10108, 10748, 10830, 12635, 13435, 15162, 16122, 18809, 21660, 25270, 26870, 30324, 32244, 37618, 37905, 40305, 50540, 51053, 53740, 56427, 75236, 75810, 80610, 94045, 102106, 112854, 151620, 153159, 161220, 188090, 204212, 225708, 255265, 282135, 306318, 357371, 376180, 510530, 564270, 612636, 714742, 765795, 970007, 1021060, 1072113, 1128540, 1429484, 1531590, 1786855, 1940014, 2144226, 2910021, 3063180, 3573710, 3880028, 4288452, 4850035, 5360565, 5820042, 6790049, 7147420, 9700070, 10721130, 11640084, 13580098, 14550105, 19400140, 20370147, 21442260, 27160196, 29100210, 33950245, 40740294, 58200420, 67900490, 81480588, 101850735, 135800980, 203701470, 407402940]

約数ペア:

[(1, 407402940), (2, 203701470), (3, 135800980), (4, 101850735), (5, 81480588), (6, 67900490), (7, 58200420), (10, 40740294), (12, 33950245), (14, 29100210), (15, 27160196), (19, 21442260), (20, 20370147), (21, 19400140), (28, 14550105), (30, 13580098), (35, 11640084), (38, 10721130), (42, 9700070), (57, 7147420), (60, 6790049), (70, 5820042), (76, 5360565), (84, 4850035), (95, 4288452), (105, 3880028), (114, 3573710), (133, 3063180), (140, 2910021), (190, 2144226), (210, 1940014), (228, 1786855), (266, 1531590), (285, 1429484), (361, 1128540), (380, 1072113), (399, 1021060), (420, 970007), (532, 765795), (570, 714742), (665, 612636), (722, 564270), (798, 510530), (1083, 376180), (1140, 357371), (1330, 306318), (1444, 282135), (1596, 255265), (1805, 225708), (1995, 204212), (2166, 188090), (2527, 161220), (2660, 153159), (2687, 151620), (3610, 112854), (3990, 102106), (4332, 94045), (5054, 80610), (5374, 75810), (5415, 75236), (7220, 56427), (7581, 53740), (7980, 51053), (8061, 50540), (10108, 40305), (10748, 37905), (10830, 37618), (12635, 32244), (13435, 30324), (15162, 26870), (16122, 25270), (18809, 21660)]