215340580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{661}}^1$

素因数の和:869

約数の個数: 96

約数和(自身を含む): 560528640

約数和(自身を除く): 345188060

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 179, 182, 260, 358, 364, 455, 661, 716, 895, 910, 1253, 1322, 1790, 1820, 2327, 2506, 2644, 3305, 3580, 4627, 4654, 5012, 6265, 6610, 8593, 9254, 9308, 11635, 12530, 13220, 16289, 17186, 18508, 23135, 23270, 25060, 32578, 34372, 42965, 46270, 46540, 60151, 65156, 81445, 85930, 92540, 118319, 120302, 162890, 171860, 236638, 240604, 300755, 325780, 473276, 591595, 601510, 828233, 1183190, 1203020, 1538147, 1656466, 2366380, 3076294, 3312932, 4141165, 6152588, 7690735, 8282330, 10767029, 15381470, 16564660, 21534058, 30762940, 43068116, 53835145, 107670290, 215340580]

約数ペア:

[(1, 215340580), (2, 107670290), (4, 53835145), (5, 43068116), (7, 30762940), (10, 21534058), (13, 16564660), (14, 15381470), (20, 10767029), (26, 8282330), (28, 7690735), (35, 6152588), (52, 4141165), (65, 3312932), (70, 3076294), (91, 2366380), (130, 1656466), (140, 1538147), (179, 1203020), (182, 1183190), (260, 828233), (358, 601510), (364, 591595), (455, 473276), (661, 325780), (716, 300755), (895, 240604), (910, 236638), (1253, 171860), (1322, 162890), (1790, 120302), (1820, 118319), (2327, 92540), (2506, 85930), (2644, 81445), (3305, 65156), (3580, 60151), (4627, 46540), (4654, 46270), (5012, 42965), (6265, 34372), (6610, 32578), (8593, 25060), (9254, 23270), (9308, 23135), (11635, 18508), (12530, 17186), (13220, 16289)]