63218820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{21503}}^1$

素因数の和:21529

約数の個数: 72

約数和(自身を含む): 205922304

約数和(自身を除く): 142703484

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 21503, 43006, 64509, 86012, 107515, 129018, 150521, 215030, 258036, 301042, 322545, 430060, 451563, 602084, 645090, 752605, 903126, 1053647, 1290180, 1505210, 1806252, 2107294, 2257815, 3010420, 3160941, 4214588, 4515630, 5268235, 6321882, 9031260, 10536470, 12643764, 15804705, 21072940, 31609410, 63218820]

約数ペア:

[(1, 63218820), (2, 31609410), (3, 21072940), (4, 15804705), (5, 12643764), (6, 10536470), (7, 9031260), (10, 6321882), (12, 5268235), (14, 4515630), (15, 4214588), (20, 3160941), (21, 3010420), (28, 2257815), (30, 2107294), (35, 1806252), (42, 1505210), (49, 1290180), (60, 1053647), (70, 903126), (84, 752605), (98, 645090), (105, 602084), (140, 451563), (147, 430060), (196, 322545), (210, 301042), (245, 258036), (294, 215030), (420, 150521), (490, 129018), (588, 107515), (735, 86012), (980, 64509), (1470, 43006), (2940, 21503)]