1213771860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{963311}}^1$

素因数の和:963333

約数の個数: 72

約数和(自身を含む): 4207746816

約数和(自身を除く): 2993974956

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 963311, 1926622, 2889933, 3853244, 4816555, 5779866, 6743177, 8669799, 9633110, 11559732, 13486354, 14449665, 17339598, 19266220, 20229531, 26972708, 28899330, 33715885, 34679196, 40459062, 43348995, 57798660, 60688593, 67431770, 80918124, 86697990, 101147655, 121377186, 134863540, 173395980, 202295310, 242754372, 303442965, 404590620, 606885930, 1213771860]

約数ペア:

[(1, 1213771860), (2, 606885930), (3, 404590620), (4, 303442965), (5, 242754372), (6, 202295310), (7, 173395980), (9, 134863540), (10, 121377186), (12, 101147655), (14, 86697990), (15, 80918124), (18, 67431770), (20, 60688593), (21, 57798660), (28, 43348995), (30, 40459062), (35, 34679196), (36, 33715885), (42, 28899330), (45, 26972708), (60, 20229531), (63, 19266220), (70, 17339598), (84, 14449665), (90, 13486354), (105, 11559732), (126, 9633110), (140, 8669799), (180, 6743177), (210, 5779866), (252, 4816555), (315, 3853244), (420, 2889933), (630, 1926622), (1260, 963311)]