40728180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{263}}^1$

素因数の和:393

約数の個数: 96

約数和(自身を含む): 119750400

約数和(自身を除く): 79022220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 89, 116, 145, 174, 178, 263, 267, 290, 348, 356, 435, 445, 526, 534, 580, 789, 870, 890, 1052, 1068, 1315, 1335, 1578, 1740, 1780, 2581, 2630, 2670, 3156, 3945, 5162, 5260, 5340, 7627, 7743, 7890, 10324, 12905, 15254, 15486, 15780, 22881, 23407, 25810, 30508, 30972, 38135, 38715, 45762, 46814, 51620, 70221, 76270, 77430, 91524, 93628, 114405, 117035, 140442, 152540, 154860, 228810, 234070, 280884, 351105, 457620, 468140, 678803, 702210, 1357606, 1404420, 2036409, 2715212, 3394015, 4072818, 6788030, 8145636, 10182045, 13576060, 20364090, 40728180]

約数ペア:

[(1, 40728180), (2, 20364090), (3, 13576060), (4, 10182045), (5, 8145636), (6, 6788030), (10, 4072818), (12, 3394015), (15, 2715212), (20, 2036409), (29, 1404420), (30, 1357606), (58, 702210), (60, 678803), (87, 468140), (89, 457620), (116, 351105), (145, 280884), (174, 234070), (178, 228810), (263, 154860), (267, 152540), (290, 140442), (348, 117035), (356, 114405), (435, 93628), (445, 91524), (526, 77430), (534, 76270), (580, 70221), (789, 51620), (870, 46814), (890, 45762), (1052, 38715), (1068, 38135), (1315, 30972), (1335, 30508), (1578, 25810), (1740, 23407), (1780, 22881), (2581, 15780), (2630, 15486), (2670, 15254), (3156, 12905), (3945, 10324), (5162, 7890), (5260, 7743), (5340, 7627)]