84887820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{24821}}^1$

素因数の和:24855

約数の個数: 72

約数和(自身を含む): 271056240

約数和(自身を除く): 186168420

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, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 24821, 49642, 74463, 99284, 124105, 148926, 223389, 248210, 297852, 372315, 446778, 471599, 496420, 744630, 893556, 943198, 1116945, 1414797, 1489260, 1886396, 2233890, 2357995, 2829594, 4244391, 4467780, 4715990, 5659188, 7073985, 8488782, 9431980, 14147970, 16977564, 21221955, 28295940, 42443910, 84887820]

約数ペア:

[(1, 84887820), (2, 42443910), (3, 28295940), (4, 21221955), (5, 16977564), (6, 14147970), (9, 9431980), (10, 8488782), (12, 7073985), (15, 5659188), (18, 4715990), (19, 4467780), (20, 4244391), (30, 2829594), (36, 2357995), (38, 2233890), (45, 1886396), (57, 1489260), (60, 1414797), (76, 1116945), (90, 943198), (95, 893556), (114, 744630), (171, 496420), (180, 471599), (190, 446778), (228, 372315), (285, 297852), (342, 248210), (380, 223389), (570, 148926), (684, 124105), (855, 99284), (1140, 74463), (1710, 49642), (3420, 24821)]