140979520

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^3\times {\mathrm{331}}^1$

素因数の和:381

約数の個数: 112

約数和(自身を含む): 370368576

約数和(自身を除く): 229389056

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 121, 160, 176, 220, 242, 320, 331, 352, 440, 484, 605, 662, 704, 880, 968, 1210, 1324, 1331, 1655, 1760, 1936, 2420, 2648, 2662, 3310, 3520, 3641, 3872, 4840, 5296, 5324, 6620, 6655, 7282, 7744, 9680, 10592, 10648, 13240, 13310, 14564, 18205, 19360, 21184, 21296, 26480, 26620, 29128, 36410, 38720, 40051, 42592, 52960, 53240, 58256, 72820, 80102, 85184, 105920, 106480, 116512, 145640, 160204, 200255, 212960, 233024, 291280, 320408, 400510, 425920, 440561, 582560, 640816, 801020, 881122, 1165120, 1281632, 1602040, 1762244, 2202805, 2563264, 3204080, 3524488, 4405610, 6408160, 7048976, 8811220, 12816320, 14097952, 17622440, 28195904, 35244880, 70489760, 140979520]

約数ペア:

[(1, 140979520), (2, 70489760), (4, 35244880), (5, 28195904), (8, 17622440), (10, 14097952), (11, 12816320), (16, 8811220), (20, 7048976), (22, 6408160), (32, 4405610), (40, 3524488), (44, 3204080), (55, 2563264), (64, 2202805), (80, 1762244), (88, 1602040), (110, 1281632), (121, 1165120), (160, 881122), (176, 801020), (220, 640816), (242, 582560), (320, 440561), (331, 425920), (352, 400510), (440, 320408), (484, 291280), (605, 233024), (662, 212960), (704, 200255), (880, 160204), (968, 145640), (1210, 116512), (1324, 106480), (1331, 105920), (1655, 85184), (1760, 80102), (1936, 72820), (2420, 58256), (2648, 53240), (2662, 52960), (3310, 42592), (3520, 40051), (3641, 38720), (3872, 36410), (4840, 29128), (5296, 26620), (5324, 26480), (6620, 21296), (6655, 21184), (7282, 19360), (7744, 18205), (9680, 14564), (10592, 13310), (10648, 13240)]