127339940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:158

約数の個数: 192

約数和(自身を含む): 354643968

約数和(自身を除く): 227304028

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 31, 35, 37, 52, 61, 62, 65, 70, 74, 91, 122, 124, 130, 140, 148, 155, 182, 185, 217, 244, 259, 260, 305, 310, 364, 370, 403, 427, 434, 455, 481, 518, 610, 620, 740, 793, 806, 854, 868, 910, 962, 1036, 1085, 1147, 1220, 1295, 1586, 1612, 1708, 1820, 1891, 1924, 2015, 2135, 2170, 2257, 2294, 2405, 2590, 2821, 3172, 3367, 3782, 3965, 4030, 4270, 4340, 4514, 4588, 4810, 5180, 5551, 5642, 5735, 6734, 7564, 7930, 8029, 8060, 8540, 9028, 9455, 9620, 11102, 11284, 11285, 11470, 13237, 13468, 14105, 14911, 15799, 15860, 16058, 16835, 18910, 22204, 22570, 22940, 24583, 26474, 27755, 28210, 29341, 29822, 31598, 32116, 33670, 37820, 40145, 45140, 49166, 52948, 55510, 56420, 58682, 59644, 63196, 66185, 67340, 69967, 74555, 78995, 80290, 98332, 104377, 111020, 117364, 122915, 132370, 139934, 146705, 149110, 157990, 160580, 172081, 205387, 208754, 245830, 264740, 279868, 293410, 298220, 315980, 344162, 349835, 410774, 417508, 489769, 491660, 521885, 586820, 688324, 699670, 821548, 860405, 909571, 979538, 1026935, 1043770, 1399340, 1720810, 1819142, 1959076, 2053870, 2087540, 2448845, 3441620, 3638284, 4107740, 4547855, 4897690, 6366997, 9095710, 9795380, 12733994, 18191420, 25467988, 31834985, 63669970, 127339940]

約数ペア:

[(1, 127339940), (2, 63669970), (4, 31834985), (5, 25467988), (7, 18191420), (10, 12733994), (13, 9795380), (14, 9095710), (20, 6366997), (26, 4897690), (28, 4547855), (31, 4107740), (35, 3638284), (37, 3441620), (52, 2448845), (61, 2087540), (62, 2053870), (65, 1959076), (70, 1819142), (74, 1720810), (91, 1399340), (122, 1043770), (124, 1026935), (130, 979538), (140, 909571), (148, 860405), (155, 821548), (182, 699670), (185, 688324), (217, 586820), (244, 521885), (259, 491660), (260, 489769), (305, 417508), (310, 410774), (364, 349835), (370, 344162), (403, 315980), (427, 298220), (434, 293410), (455, 279868), (481, 264740), (518, 245830), (610, 208754), (620, 205387), (740, 172081), (793, 160580), (806, 157990), (854, 149110), (868, 146705), (910, 139934), (962, 132370), (1036, 122915), (1085, 117364), (1147, 111020), (1220, 104377), (1295, 98332), (1586, 80290), (1612, 78995), (1708, 74555), (1820, 69967), (1891, 67340), (1924, 66185), (2015, 63196), (2135, 59644), (2170, 58682), (2257, 56420), (2294, 55510), (2405, 52948), (2590, 49166), (2821, 45140), (3172, 40145), (3367, 37820), (3782, 33670), (3965, 32116), (4030, 31598), (4270, 29822), (4340, 29341), (4514, 28210), (4588, 27755), (4810, 26474), (5180, 24583), (5551, 22940), (5642, 22570), (5735, 22204), (6734, 18910), (7564, 16835), (7930, 16058), (8029, 15860), (8060, 15799), (8540, 14911), (9028, 14105), (9455, 13468), (9620, 13237), (11102, 11470), (11284, 11285)]