1212623580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{412457}}^1$

素因数の和:412483

約数の個数: 72

約数和(自身を含む): 3949697808

約数和(自身を除く): 2737074228

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, 412457, 824914, 1237371, 1649828, 2062285, 2474742, 2887199, 4124570, 4949484, 5774398, 6186855, 8249140, 8661597, 11548796, 12373710, 14435995, 17323194, 20210393, 24747420, 28871990, 34646388, 40420786, 43307985, 57743980, 60631179, 80841572, 86615970, 101051965, 121262358, 173231940, 202103930, 242524716, 303155895, 404207860, 606311790, 1212623580]

約数ペア:

[(1, 1212623580), (2, 606311790), (3, 404207860), (4, 303155895), (5, 242524716), (6, 202103930), (7, 173231940), (10, 121262358), (12, 101051965), (14, 86615970), (15, 80841572), (20, 60631179), (21, 57743980), (28, 43307985), (30, 40420786), (35, 34646388), (42, 28871990), (49, 24747420), (60, 20210393), (70, 17323194), (84, 14435995), (98, 12373710), (105, 11548796), (140, 8661597), (147, 8249140), (196, 6186855), (210, 5774398), (245, 4949484), (294, 4124570), (420, 2887199), (490, 2474742), (588, 2062285), (735, 1649828), (980, 1237371), (1470, 824914), (2940, 412457)]