1388548920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{607}}^1\times {\mathrm{1733}}^1$

素因数の和:2365

約数の個数: 128

約数和(自身を含む): 4554455040

約数和(自身を除く): 3165906120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 607, 660, 1214, 1320, 1733, 1821, 2428, 3035, 3466, 3642, 4856, 5199, 6070, 6677, 6932, 7284, 8665, 9105, 10398, 12140, 13354, 13864, 14568, 17330, 18210, 19063, 20031, 20796, 24280, 25995, 26708, 33385, 34660, 36420, 38126, 40062, 41592, 51990, 53416, 57189, 66770, 69320, 72840, 76252, 80124, 95315, 100155, 103980, 114378, 133540, 152504, 160248, 190630, 200310, 207960, 228756, 267080, 285945, 381260, 400620, 457512, 571890, 762520, 801240, 1051931, 1143780, 2103862, 2287560, 3155793, 4207724, 5259655, 6311586, 8415448, 10519310, 11571241, 12623172, 15778965, 21038620, 23142482, 25246344, 31557930, 34713723, 42077240, 46284964, 57856205, 63115860, 69427446, 92569928, 115712410, 126231720, 138854892, 173568615, 231424820, 277709784, 347137230, 462849640, 694274460, 1388548920]

約数ペア:

[(1, 1388548920), (2, 694274460), (3, 462849640), (4, 347137230), (5, 277709784), (6, 231424820), (8, 173568615), (10, 138854892), (11, 126231720), (12, 115712410), (15, 92569928), (20, 69427446), (22, 63115860), (24, 57856205), (30, 46284964), (33, 42077240), (40, 34713723), (44, 31557930), (55, 25246344), (60, 23142482), (66, 21038620), (88, 15778965), (110, 12623172), (120, 11571241), (132, 10519310), (165, 8415448), (220, 6311586), (264, 5259655), (330, 4207724), (440, 3155793), (607, 2287560), (660, 2103862), (1214, 1143780), (1320, 1051931), (1733, 801240), (1821, 762520), (2428, 571890), (3035, 457512), (3466, 400620), (3642, 381260), (4856, 285945), (5199, 267080), (6070, 228756), (6677, 207960), (6932, 200310), (7284, 190630), (8665, 160248), (9105, 152504), (10398, 133540), (12140, 114378), (13354, 103980), (13864, 100155), (14568, 95315), (17330, 80124), (18210, 76252), (19063, 72840), (20031, 69320), (20796, 66770), (24280, 57189), (25995, 53416), (26708, 51990), (33385, 41592), (34660, 40062), (36420, 38126)]