263227020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{89533}}^1$

素因数の和:89559

約数の個数: 72

約数和(自身を含む): 857377584

約数和(自身を除く): 594150564

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, 89533, 179066, 268599, 358132, 447665, 537198, 626731, 895330, 1074396, 1253462, 1342995, 1790660, 1880193, 2506924, 2685990, 3133655, 3760386, 4387117, 5371980, 6267310, 7520772, 8774234, 9400965, 12534620, 13161351, 17548468, 18801930, 21935585, 26322702, 37603860, 43871170, 52645404, 65806755, 87742340, 131613510, 263227020]

約数ペア:

[(1, 263227020), (2, 131613510), (3, 87742340), (4, 65806755), (5, 52645404), (6, 43871170), (7, 37603860), (10, 26322702), (12, 21935585), (14, 18801930), (15, 17548468), (20, 13161351), (21, 12534620), (28, 9400965), (30, 8774234), (35, 7520772), (42, 6267310), (49, 5371980), (60, 4387117), (70, 3760386), (84, 3133655), (98, 2685990), (105, 2506924), (140, 1880193), (147, 1790660), (196, 1342995), (210, 1253462), (245, 1074396), (294, 895330), (420, 626731), (490, 537198), (588, 447665), (735, 358132), (980, 268599), (1470, 179066), (2940, 89533)]