121431480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{313}}^1$

素因数の和:441

約数の個数: 128

約数和(自身を含む): 378457920

約数和(自身を除く): 257026440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 53, 60, 61, 106, 120, 122, 159, 183, 212, 244, 265, 305, 313, 318, 366, 424, 488, 530, 610, 626, 636, 732, 795, 915, 939, 1060, 1220, 1252, 1272, 1464, 1565, 1590, 1830, 1878, 2120, 2440, 2504, 3130, 3180, 3233, 3660, 3756, 4695, 6260, 6360, 6466, 7320, 7512, 9390, 9699, 12520, 12932, 16165, 16589, 18780, 19093, 19398, 25864, 32330, 33178, 37560, 38186, 38796, 48495, 49767, 57279, 64660, 66356, 76372, 77592, 82945, 95465, 96990, 99534, 114558, 129320, 132712, 152744, 165890, 190930, 193980, 199068, 229116, 248835, 286395, 331780, 381860, 387960, 398136, 458232, 497670, 572790, 663560, 763720, 995340, 1011929, 1145580, 1990680, 2023858, 2291160, 3035787, 4047716, 5059645, 6071574, 8095432, 10119290, 12143148, 15178935, 20238580, 24286296, 30357870, 40477160, 60715740, 121431480]

約数ペア:

[(1, 121431480), (2, 60715740), (3, 40477160), (4, 30357870), (5, 24286296), (6, 20238580), (8, 15178935), (10, 12143148), (12, 10119290), (15, 8095432), (20, 6071574), (24, 5059645), (30, 4047716), (40, 3035787), (53, 2291160), (60, 2023858), (61, 1990680), (106, 1145580), (120, 1011929), (122, 995340), (159, 763720), (183, 663560), (212, 572790), (244, 497670), (265, 458232), (305, 398136), (313, 387960), (318, 381860), (366, 331780), (424, 286395), (488, 248835), (530, 229116), (610, 199068), (626, 193980), (636, 190930), (732, 165890), (795, 152744), (915, 132712), (939, 129320), (1060, 114558), (1220, 99534), (1252, 96990), (1272, 95465), (1464, 82945), (1565, 77592), (1590, 76372), (1830, 66356), (1878, 64660), (2120, 57279), (2440, 49767), (2504, 48495), (3130, 38796), (3180, 38186), (3233, 37560), (3660, 33178), (3756, 32330), (4695, 25864), (6260, 19398), (6360, 19093), (6466, 18780), (7320, 16589), (7512, 16165), (9390, 12932), (9699, 12520)]