40320648

素因数分解:

$2^3\times 3^2\times {\mathrm{227}}^1\times {\mathrm{2467}}^1$

素因数の和:2706

約数の個数: 48

約数和(自身を含む): 109727280

約数和(自身を除く): 69406632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 227, 454, 681, 908, 1362, 1816, 2043, 2467, 2724, 4086, 4934, 5448, 7401, 8172, 9868, 14802, 16344, 19736, 22203, 29604, 44406, 59208, 88812, 177624, 560009, 1120018, 1680027, 2240036, 3360054, 4480072, 5040081, 6720108, 10080162, 13440216, 20160324, 40320648]

約数ペア:

[(1, 40320648), (2, 20160324), (3, 13440216), (4, 10080162), (6, 6720108), (8, 5040081), (9, 4480072), (12, 3360054), (18, 2240036), (24, 1680027), (36, 1120018), (72, 560009), (227, 177624), (454, 88812), (681, 59208), (908, 44406), (1362, 29604), (1816, 22203), (2043, 19736), (2467, 16344), (2724, 14802), (4086, 9868), (4934, 8172), (5448, 7401)]