2018889240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1\times {\mathrm{1231}}^1$

素因数の和:1497

約数の個数: 128

約数和(自身を含む): 6173798400

約数和(自身を除く): 4154909160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 79, 120, 158, 173, 237, 316, 346, 395, 474, 519, 632, 692, 790, 865, 948, 1038, 1185, 1231, 1384, 1580, 1730, 1896, 2076, 2370, 2462, 2595, 3160, 3460, 3693, 4152, 4740, 4924, 5190, 6155, 6920, 7386, 9480, 9848, 10380, 12310, 13667, 14772, 18465, 20760, 24620, 27334, 29544, 36930, 41001, 49240, 54668, 68335, 73860, 82002, 97249, 109336, 136670, 147720, 164004, 194498, 205005, 212963, 273340, 291747, 328008, 388996, 410010, 425926, 486245, 546680, 583494, 638889, 777992, 820020, 851852, 972490, 1064815, 1166988, 1277778, 1458735, 1640040, 1703704, 1944980, 2129630, 2333976, 2555556, 2917470, 3194445, 3889960, 4259260, 5111112, 5834940, 6388890, 8518520, 11669880, 12777780, 16824077, 25555560, 33648154, 50472231, 67296308, 84120385, 100944462, 134592616, 168240770, 201888924, 252361155, 336481540, 403777848, 504722310, 672963080, 1009444620, 2018889240]

約数ペア:

[(1, 2018889240), (2, 1009444620), (3, 672963080), (4, 504722310), (5, 403777848), (6, 336481540), (8, 252361155), (10, 201888924), (12, 168240770), (15, 134592616), (20, 100944462), (24, 84120385), (30, 67296308), (40, 50472231), (60, 33648154), (79, 25555560), (120, 16824077), (158, 12777780), (173, 11669880), (237, 8518520), (316, 6388890), (346, 5834940), (395, 5111112), (474, 4259260), (519, 3889960), (632, 3194445), (692, 2917470), (790, 2555556), (865, 2333976), (948, 2129630), (1038, 1944980), (1185, 1703704), (1231, 1640040), (1384, 1458735), (1580, 1277778), (1730, 1166988), (1896, 1064815), (2076, 972490), (2370, 851852), (2462, 820020), (2595, 777992), (3160, 638889), (3460, 583494), (3693, 546680), (4152, 486245), (4740, 425926), (4924, 410010), (5190, 388996), (6155, 328008), (6920, 291747), (7386, 273340), (9480, 212963), (9848, 205005), (10380, 194498), (12310, 164004), (13667, 147720), (14772, 136670), (18465, 109336), (20760, 97249), (24620, 82002), (27334, 73860), (29544, 68335), (36930, 54668), (41001, 49240)]