123090940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:216

約数の個数: 144

約数和(自身を含む): 323592192

約数和(自身を除く): 200501252

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 43, 46, 49, 70, 86, 92, 98, 115, 127, 140, 161, 172, 196, 215, 230, 245, 254, 301, 322, 430, 460, 490, 508, 602, 635, 644, 805, 860, 889, 980, 989, 1127, 1204, 1270, 1505, 1610, 1778, 1978, 2107, 2254, 2540, 2921, 3010, 3220, 3556, 3956, 4214, 4445, 4508, 4945, 5461, 5635, 5842, 6020, 6223, 6923, 8428, 8890, 9890, 10535, 10922, 11270, 11684, 12446, 13846, 14605, 17780, 19780, 20447, 21070, 21844, 22540, 24892, 27305, 27692, 29210, 31115, 34615, 38227, 40894, 42140, 48461, 54610, 58420, 62230, 69230, 76454, 81788, 96922, 102235, 109220, 124460, 125603, 138460, 143129, 152908, 191135, 193844, 204470, 242305, 251206, 267589, 286258, 382270, 408940, 484610, 502412, 535178, 572516, 628015, 715645, 764540, 879221, 969220, 1070356, 1256030, 1337945, 1431290, 1758442, 2512060, 2675890, 2862580, 3516884, 4396105, 5351780, 6154547, 8792210, 12309094, 17584420, 24618188, 30772735, 61545470, 123090940]

約数ペア:

[(1, 123090940), (2, 61545470), (4, 30772735), (5, 24618188), (7, 17584420), (10, 12309094), (14, 8792210), (20, 6154547), (23, 5351780), (28, 4396105), (35, 3516884), (43, 2862580), (46, 2675890), (49, 2512060), (70, 1758442), (86, 1431290), (92, 1337945), (98, 1256030), (115, 1070356), (127, 969220), (140, 879221), (161, 764540), (172, 715645), (196, 628015), (215, 572516), (230, 535178), (245, 502412), (254, 484610), (301, 408940), (322, 382270), (430, 286258), (460, 267589), (490, 251206), (508, 242305), (602, 204470), (635, 193844), (644, 191135), (805, 152908), (860, 143129), (889, 138460), (980, 125603), (989, 124460), (1127, 109220), (1204, 102235), (1270, 96922), (1505, 81788), (1610, 76454), (1778, 69230), (1978, 62230), (2107, 58420), (2254, 54610), (2540, 48461), (2921, 42140), (3010, 40894), (3220, 38227), (3556, 34615), (3956, 31115), (4214, 29210), (4445, 27692), (4508, 27305), (4945, 24892), (5461, 22540), (5635, 21844), (5842, 21070), (6020, 20447), (6223, 19780), (6923, 17780), (8428, 14605), (8890, 13846), (9890, 12446), (10535, 11684), (10922, 11270)]