254314620

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3541}}^1$

素因数の和:3585

約数の個数: 192

約数和(自身を含む): 952089600

約数和(自身を除く): 697774980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 27, 28, 30, 35, 36, 38, 42, 45, 54, 57, 60, 63, 70, 76, 84, 90, 95, 105, 108, 114, 126, 133, 135, 140, 171, 180, 189, 190, 210, 228, 252, 266, 270, 285, 315, 342, 378, 380, 399, 420, 513, 532, 540, 570, 630, 665, 684, 756, 798, 855, 945, 1026, 1140, 1197, 1260, 1330, 1596, 1710, 1890, 1995, 2052, 2394, 2565, 2660, 3420, 3541, 3591, 3780, 3990, 4788, 5130, 5985, 7082, 7182, 7980, 10260, 10623, 11970, 14164, 14364, 17705, 17955, 21246, 23940, 24787, 31869, 35410, 35910, 42492, 49574, 53115, 63738, 67279, 70820, 71820, 74361, 95607, 99148, 106230, 123935, 127476, 134558, 148722, 159345, 191214, 201837, 212460, 223083, 247870, 269116, 297444, 318690, 336395, 371805, 382428, 403674, 446166, 470953, 478035, 495740, 605511, 637380, 669249, 672790, 743610, 807348, 892332, 941906, 956070, 1009185, 1115415, 1211022, 1338498, 1345580, 1412859, 1487220, 1816533, 1883812, 1912140, 2018370, 2230830, 2354765, 2422044, 2676996, 2825718, 3027555, 3346245, 3633066, 4036740, 4238577, 4461660, 4709530, 5651436, 6055110, 6692490, 7064295, 7266132, 8477154, 9082665, 9419060, 12110220, 12715731, 13384980, 14128590, 16954308, 18165330, 21192885, 25431462, 28257180, 36330660, 42385770, 50862924, 63578655, 84771540, 127157310, 254314620]

約数ペア:

[(1, 254314620), (2, 127157310), (3, 84771540), (4, 63578655), (5, 50862924), (6, 42385770), (7, 36330660), (9, 28257180), (10, 25431462), (12, 21192885), (14, 18165330), (15, 16954308), (18, 14128590), (19, 13384980), (20, 12715731), (21, 12110220), (27, 9419060), (28, 9082665), (30, 8477154), (35, 7266132), (36, 7064295), (38, 6692490), (42, 6055110), (45, 5651436), (54, 4709530), (57, 4461660), (60, 4238577), (63, 4036740), (70, 3633066), (76, 3346245), (84, 3027555), (90, 2825718), (95, 2676996), (105, 2422044), (108, 2354765), (114, 2230830), (126, 2018370), (133, 1912140), (135, 1883812), (140, 1816533), (171, 1487220), (180, 1412859), (189, 1345580), (190, 1338498), (210, 1211022), (228, 1115415), (252, 1009185), (266, 956070), (270, 941906), (285, 892332), (315, 807348), (342, 743610), (378, 672790), (380, 669249), (399, 637380), (420, 605511), (513, 495740), (532, 478035), (540, 470953), (570, 446166), (630, 403674), (665, 382428), (684, 371805), (756, 336395), (798, 318690), (855, 297444), (945, 269116), (1026, 247870), (1140, 223083), (1197, 212460), (1260, 201837), (1330, 191214), (1596, 159345), (1710, 148722), (1890, 134558), (1995, 127476), (2052, 123935), (2394, 106230), (2565, 99148), (2660, 95607), (3420, 74361), (3541, 71820), (3591, 70820), (3780, 67279), (3990, 63738), (4788, 53115), (5130, 49574), (5985, 42492), (7082, 35910), (7182, 35410), (7980, 31869), (10260, 24787), (10623, 23940), (11970, 21246), (14164, 17955), (14364, 17705)]