388467540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{1171}}^1$

素因数の和:1302

約数の個数: 144

約数和(自身を含む): 1254227520

約数和(自身を除く): 865759980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 97, 114, 171, 180, 190, 194, 228, 285, 291, 342, 380, 388, 485, 570, 582, 684, 855, 873, 970, 1140, 1164, 1171, 1455, 1710, 1746, 1843, 1940, 2342, 2910, 3420, 3492, 3513, 3686, 4365, 4684, 5529, 5820, 5855, 7026, 7372, 8730, 9215, 10539, 11058, 11710, 14052, 16587, 17460, 17565, 18430, 21078, 22116, 22249, 23420, 27645, 33174, 35130, 36860, 42156, 44498, 52695, 55290, 66348, 66747, 70260, 82935, 88996, 105390, 110580, 111245, 113587, 133494, 165870, 200241, 210780, 222490, 227174, 266988, 331740, 333735, 340761, 400482, 444980, 454348, 567935, 667470, 681522, 800964, 1001205, 1022283, 1135870, 1334940, 1363044, 1703805, 2002410, 2044566, 2158153, 2271740, 3407610, 4004820, 4089132, 4316306, 5111415, 6474459, 6815220, 8632612, 10222830, 10790765, 12948918, 19423377, 20445660, 21581530, 25897836, 32372295, 38846754, 43163060, 64744590, 77693508, 97116885, 129489180, 194233770, 388467540]

約数ペア:

[(1, 388467540), (2, 194233770), (3, 129489180), (4, 97116885), (5, 77693508), (6, 64744590), (9, 43163060), (10, 38846754), (12, 32372295), (15, 25897836), (18, 21581530), (19, 20445660), (20, 19423377), (30, 12948918), (36, 10790765), (38, 10222830), (45, 8632612), (57, 6815220), (60, 6474459), (76, 5111415), (90, 4316306), (95, 4089132), (97, 4004820), (114, 3407610), (171, 2271740), (180, 2158153), (190, 2044566), (194, 2002410), (228, 1703805), (285, 1363044), (291, 1334940), (342, 1135870), (380, 1022283), (388, 1001205), (485, 800964), (570, 681522), (582, 667470), (684, 567935), (855, 454348), (873, 444980), (970, 400482), (1140, 340761), (1164, 333735), (1171, 331740), (1455, 266988), (1710, 227174), (1746, 222490), (1843, 210780), (1940, 200241), (2342, 165870), (2910, 133494), (3420, 113587), (3492, 111245), (3513, 110580), (3686, 105390), (4365, 88996), (4684, 82935), (5529, 70260), (5820, 66747), (5855, 66348), (7026, 55290), (7372, 52695), (8730, 44498), (9215, 42156), (10539, 36860), (11058, 35130), (11710, 33174), (14052, 27645), (16587, 23420), (17460, 22249), (17565, 22116), (18430, 21078)]