168639380

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:135

約数の個数: 192

約数和(自身を含む): 466636800

約数和(自身を除く): 297997420

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 31, 35, 49, 52, 61, 62, 65, 70, 91, 98, 122, 124, 130, 140, 155, 182, 196, 217, 244, 245, 260, 305, 310, 343, 364, 403, 427, 434, 455, 490, 610, 620, 637, 686, 793, 806, 854, 868, 910, 980, 1085, 1220, 1274, 1372, 1519, 1586, 1612, 1708, 1715, 1820, 1891, 2015, 2135, 2170, 2548, 2821, 2989, 3038, 3172, 3185, 3430, 3782, 3965, 4030, 4270, 4340, 4459, 5551, 5642, 5978, 6076, 6370, 6860, 7564, 7595, 7930, 8060, 8540, 8918, 9455, 10633, 11102, 11284, 11956, 12740, 13237, 14105, 14945, 15190, 15860, 17836, 18910, 19747, 20923, 21266, 22204, 22295, 24583, 26474, 27755, 28210, 29890, 30380, 37820, 38857, 39494, 41846, 42532, 44590, 49166, 52948, 53165, 55510, 56420, 59780, 66185, 77714, 78988, 83692, 89180, 92659, 98332, 98735, 104615, 106330, 111020, 122915, 132370, 138229, 155428, 172081, 185318, 194285, 197470, 209230, 212660, 245830, 264740, 271999, 276458, 344162, 370636, 388570, 394940, 418460, 463295, 491660, 543998, 552916, 648613, 688324, 691145, 777140, 860405, 926590, 1087996, 1204567, 1297226, 1359995, 1382290, 1720810, 1853180, 2409134, 2594452, 2719990, 2764580, 3243065, 3441620, 4818268, 5439980, 6022835, 6486130, 8431969, 12045670, 12972260, 16863938, 24091340, 33727876, 42159845, 84319690, 168639380]

約数ペア:

[(1, 168639380), (2, 84319690), (4, 42159845), (5, 33727876), (7, 24091340), (10, 16863938), (13, 12972260), (14, 12045670), (20, 8431969), (26, 6486130), (28, 6022835), (31, 5439980), (35, 4818268), (49, 3441620), (52, 3243065), (61, 2764580), (62, 2719990), (65, 2594452), (70, 2409134), (91, 1853180), (98, 1720810), (122, 1382290), (124, 1359995), (130, 1297226), (140, 1204567), (155, 1087996), (182, 926590), (196, 860405), (217, 777140), (244, 691145), (245, 688324), (260, 648613), (305, 552916), (310, 543998), (343, 491660), (364, 463295), (403, 418460), (427, 394940), (434, 388570), (455, 370636), (490, 344162), (610, 276458), (620, 271999), (637, 264740), (686, 245830), (793, 212660), (806, 209230), (854, 197470), (868, 194285), (910, 185318), (980, 172081), (1085, 155428), (1220, 138229), (1274, 132370), (1372, 122915), (1519, 111020), (1586, 106330), (1612, 104615), (1708, 98735), (1715, 98332), (1820, 92659), (1891, 89180), (2015, 83692), (2135, 78988), (2170, 77714), (2548, 66185), (2821, 59780), (2989, 56420), (3038, 55510), (3172, 53165), (3185, 52948), (3430, 49166), (3782, 44590), (3965, 42532), (4030, 41846), (4270, 39494), (4340, 38857), (4459, 37820), (5551, 30380), (5642, 29890), (5978, 28210), (6076, 27755), (6370, 26474), (6860, 24583), (7564, 22295), (7595, 22204), (7930, 21266), (8060, 20923), (8540, 19747), (8918, 18910), (9455, 17836), (10633, 15860), (11102, 15190), (11284, 14945), (11956, 14105), (12740, 13237)]