12920184540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{3413}}^1\times {\mathrm{21031}}^1$

素因数の和:24459

約数の個数: 72

約数和(自身を含む): 39204573408

約数和(自身を除く): 26284388868

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 3413, 6826, 10239, 13652, 17065, 20478, 21031, 30717, 34130, 40956, 42062, 51195, 61434, 63093, 68260, 84124, 102390, 105155, 122868, 126186, 153585, 189279, 204780, 210310, 252372, 307170, 315465, 378558, 420620, 614340, 630930, 757116, 946395, 1261860, 1892790, 3785580, 71778803, 143557606, 215336409, 287115212, 358894015, 430672818, 646009227, 717788030, 861345636, 1076682045, 1292018454, 1435576060, 2153364090, 2584036908, 3230046135, 4306728180, 6460092270, 12920184540]

約数ペア:

[(1, 12920184540), (2, 6460092270), (3, 4306728180), (4, 3230046135), (5, 2584036908), (6, 2153364090), (9, 1435576060), (10, 1292018454), (12, 1076682045), (15, 861345636), (18, 717788030), (20, 646009227), (30, 430672818), (36, 358894015), (45, 287115212), (60, 215336409), (90, 143557606), (180, 71778803), (3413, 3785580), (6826, 1892790), (10239, 1261860), (13652, 946395), (17065, 757116), (20478, 630930), (21031, 614340), (30717, 420620), (34130, 378558), (40956, 315465), (42062, 307170), (51195, 252372), (61434, 210310), (63093, 204780), (68260, 189279), (84124, 153585), (102390, 126186), (105155, 122868)]