289589820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{2671}}^1$

素因数の和:2835

約数の個数: 96

約数和(自身を含む): 879836160

約数和(自身を除く): 590246340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 139, 156, 195, 260, 278, 390, 417, 556, 695, 780, 834, 1390, 1668, 1807, 2085, 2671, 2780, 3614, 4170, 5342, 5421, 7228, 8013, 8340, 9035, 10684, 10842, 13355, 16026, 18070, 21684, 26710, 27105, 32052, 34723, 36140, 40065, 53420, 54210, 69446, 80130, 104169, 108420, 138892, 160260, 173615, 208338, 347230, 371269, 416676, 520845, 694460, 742538, 1041690, 1113807, 1485076, 1856345, 2083380, 2227614, 3712690, 4455228, 4826497, 5569035, 7425380, 9652994, 11138070, 14479491, 19305988, 22276140, 24132485, 28958982, 48264970, 57917964, 72397455, 96529940, 144794910, 289589820]

約数ペア:

[(1, 289589820), (2, 144794910), (3, 96529940), (4, 72397455), (5, 57917964), (6, 48264970), (10, 28958982), (12, 24132485), (13, 22276140), (15, 19305988), (20, 14479491), (26, 11138070), (30, 9652994), (39, 7425380), (52, 5569035), (60, 4826497), (65, 4455228), (78, 3712690), (130, 2227614), (139, 2083380), (156, 1856345), (195, 1485076), (260, 1113807), (278, 1041690), (390, 742538), (417, 694460), (556, 520845), (695, 416676), (780, 371269), (834, 347230), (1390, 208338), (1668, 173615), (1807, 160260), (2085, 138892), (2671, 108420), (2780, 104169), (3614, 80130), (4170, 69446), (5342, 54210), (5421, 53420), (7228, 40065), (8013, 36140), (8340, 34723), (9035, 32052), (10684, 27105), (10842, 26710), (13355, 21684), (16026, 18070)]