68984760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{44221}}^1$

素因数の和:44248

約数の個数: 64

約数和(自身を含む): 222878880

約数和(自身を除く): 153894120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 44221, 88442, 132663, 176884, 221105, 265326, 353768, 442210, 530652, 574873, 663315, 884420, 1061304, 1149746, 1326630, 1724619, 1768840, 2299492, 2653260, 2874365, 3449238, 4598984, 5306520, 5748730, 6898476, 8623095, 11497460, 13796952, 17246190, 22994920, 34492380, 68984760]

約数ペア:

[(1, 68984760), (2, 34492380), (3, 22994920), (4, 17246190), (5, 13796952), (6, 11497460), (8, 8623095), (10, 6898476), (12, 5748730), (13, 5306520), (15, 4598984), (20, 3449238), (24, 2874365), (26, 2653260), (30, 2299492), (39, 1768840), (40, 1724619), (52, 1326630), (60, 1149746), (65, 1061304), (78, 884420), (104, 663315), (120, 574873), (130, 530652), (156, 442210), (195, 353768), (260, 265326), (312, 221105), (390, 176884), (520, 132663), (780, 88442), (1560, 44221)]