140084720

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{4007}}^1$

素因数の和:4062

約数の個数: 80

約数和(自身を含む): 357834240

約数和(自身を除く): 217749520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 38, 40, 46, 76, 80, 92, 95, 115, 152, 184, 190, 230, 304, 368, 380, 437, 460, 760, 874, 920, 1520, 1748, 1840, 2185, 3496, 4007, 4370, 6992, 8014, 8740, 16028, 17480, 20035, 32056, 34960, 40070, 64112, 76133, 80140, 92161, 152266, 160280, 184322, 304532, 320560, 368644, 380665, 460805, 609064, 737288, 761330, 921610, 1218128, 1474576, 1522660, 1751059, 1843220, 3045320, 3502118, 3686440, 6090640, 7004236, 7372880, 8755295, 14008472, 17510590, 28016944, 35021180, 70042360, 140084720]

約数ペア:

[(1, 140084720), (2, 70042360), (4, 35021180), (5, 28016944), (8, 17510590), (10, 14008472), (16, 8755295), (19, 7372880), (20, 7004236), (23, 6090640), (38, 3686440), (40, 3502118), (46, 3045320), (76, 1843220), (80, 1751059), (92, 1522660), (95, 1474576), (115, 1218128), (152, 921610), (184, 761330), (190, 737288), (230, 609064), (304, 460805), (368, 380665), (380, 368644), (437, 320560), (460, 304532), (760, 184322), (874, 160280), (920, 152266), (1520, 92161), (1748, 80140), (1840, 76133), (2185, 64112), (3496, 40070), (4007, 34960), (4370, 32056), (6992, 20035), (8014, 17480), (8740, 16028)]