11520840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:227

約数の個数: 128

約数和(自身を含む): 37785600

約数和(自身を除く): 26264760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 31, 38, 40, 57, 60, 62, 76, 93, 95, 114, 120, 124, 152, 155, 163, 186, 190, 228, 248, 285, 310, 326, 372, 380, 456, 465, 489, 570, 589, 620, 652, 744, 760, 815, 930, 978, 1140, 1178, 1240, 1304, 1630, 1767, 1860, 1956, 2280, 2356, 2445, 2945, 3097, 3260, 3534, 3720, 3912, 4712, 4890, 5053, 5890, 6194, 6520, 7068, 8835, 9291, 9780, 10106, 11780, 12388, 14136, 15159, 15485, 17670, 18582, 19560, 20212, 23560, 24776, 25265, 30318, 30970, 35340, 37164, 40424, 46455, 50530, 60636, 61940, 70680, 74328, 75795, 92910, 96007, 101060, 121272, 123880, 151590, 185820, 192014, 202120, 288021, 303180, 371640, 384028, 480035, 576042, 606360, 768056, 960070, 1152084, 1440105, 1920140, 2304168, 2880210, 3840280, 5760420, 11520840]

約数ペア:

[(1, 11520840), (2, 5760420), (3, 3840280), (4, 2880210), (5, 2304168), (6, 1920140), (8, 1440105), (10, 1152084), (12, 960070), (15, 768056), (19, 606360), (20, 576042), (24, 480035), (30, 384028), (31, 371640), (38, 303180), (40, 288021), (57, 202120), (60, 192014), (62, 185820), (76, 151590), (93, 123880), (95, 121272), (114, 101060), (120, 96007), (124, 92910), (152, 75795), (155, 74328), (163, 70680), (186, 61940), (190, 60636), (228, 50530), (248, 46455), (285, 40424), (310, 37164), (326, 35340), (372, 30970), (380, 30318), (456, 25265), (465, 24776), (489, 23560), (570, 20212), (589, 19560), (620, 18582), (652, 17670), (744, 15485), (760, 15159), (815, 14136), (930, 12388), (978, 11780), (1140, 10106), (1178, 9780), (1240, 9291), (1304, 8835), (1630, 7068), (1767, 6520), (1860, 6194), (1956, 5890), (2280, 5053), (2356, 4890), (2445, 4712), (2945, 3912), (3097, 3720), (3260, 3534)]