240544290

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{4457}}^1$

素因数の和:4731

約数の個数: 64

約数和(自身を含む): 662494464

約数和(自身を除く): 421950174

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 257, 514, 771, 1285, 1542, 1799, 2570, 3598, 3855, 4457, 5397, 7710, 8914, 8995, 10794, 13371, 17990, 22285, 26742, 26985, 31199, 44570, 53970, 62398, 66855, 93597, 133710, 155995, 187194, 311990, 467985, 935970, 1145449, 2290898, 3436347, 5727245, 6872694, 8018143, 11454490, 16036286, 17181735, 24054429, 34363470, 40090715, 48108858, 80181430, 120272145, 240544290]

約数ペア:

[(1, 240544290), (2, 120272145), (3, 80181430), (5, 48108858), (6, 40090715), (7, 34363470), (10, 24054429), (14, 17181735), (15, 16036286), (21, 11454490), (30, 8018143), (35, 6872694), (42, 5727245), (70, 3436347), (105, 2290898), (210, 1145449), (257, 935970), (514, 467985), (771, 311990), (1285, 187194), (1542, 155995), (1799, 133710), (2570, 93597), (3598, 66855), (3855, 62398), (4457, 53970), (5397, 44570), (7710, 31199), (8914, 26985), (8995, 26742), (10794, 22285), (13371, 17990)]