142019080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:287

約数の個数: 128

約数和(自身を含む): 381024000

約数和(自身を除く): 239004920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 56, 70, 82, 89, 139, 140, 164, 178, 205, 278, 280, 287, 328, 356, 410, 445, 556, 574, 623, 695, 712, 820, 890, 973, 1112, 1148, 1246, 1390, 1435, 1640, 1780, 1946, 2296, 2492, 2780, 2870, 3115, 3560, 3649, 3892, 4865, 4984, 5560, 5699, 5740, 6230, 7298, 7784, 9730, 11398, 11480, 12371, 12460, 14596, 18245, 19460, 22796, 24742, 24920, 25543, 28495, 29192, 36490, 38920, 39893, 45592, 49484, 51086, 56990, 61855, 72980, 79786, 86597, 98968, 102172, 113980, 123710, 127715, 145960, 159572, 173194, 199465, 204344, 227960, 247420, 255430, 319144, 346388, 398930, 432985, 494840, 507211, 510860, 692776, 797860, 865970, 1014422, 1021720, 1595720, 1731940, 2028844, 2536055, 3463880, 3550477, 4057688, 5072110, 7100954, 10144220, 14201908, 17752385, 20288440, 28403816, 35504770, 71009540, 142019080]

約数ペア:

[(1, 142019080), (2, 71009540), (4, 35504770), (5, 28403816), (7, 20288440), (8, 17752385), (10, 14201908), (14, 10144220), (20, 7100954), (28, 5072110), (35, 4057688), (40, 3550477), (41, 3463880), (56, 2536055), (70, 2028844), (82, 1731940), (89, 1595720), (139, 1021720), (140, 1014422), (164, 865970), (178, 797860), (205, 692776), (278, 510860), (280, 507211), (287, 494840), (328, 432985), (356, 398930), (410, 346388), (445, 319144), (556, 255430), (574, 247420), (623, 227960), (695, 204344), (712, 199465), (820, 173194), (890, 159572), (973, 145960), (1112, 127715), (1148, 123710), (1246, 113980), (1390, 102172), (1435, 98968), (1640, 86597), (1780, 79786), (1946, 72980), (2296, 61855), (2492, 56990), (2780, 51086), (2870, 49484), (3115, 45592), (3560, 39893), (3649, 38920), (3892, 36490), (4865, 29192), (4984, 28495), (5560, 25543), (5699, 24920), (5740, 24742), (6230, 22796), (7298, 19460), (7784, 18245), (9730, 14596), (11398, 12460), (11480, 12371)]