66855040

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{14923}}^1$

素因数の和:14949

約数の個数: 64

約数和(自身を含む): 182669760

約数和(自身を除く): 115814720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 14923, 29846, 59692, 74615, 104461, 119384, 149230, 208922, 238768, 298460, 417844, 477536, 522305, 596920, 835688, 955072, 1044610, 1193840, 1671376, 1910144, 2089220, 2387680, 3342752, 4178440, 4775360, 6685504, 8356880, 9550720, 13371008, 16713760, 33427520, 66855040]

約数ペア:

[(1, 66855040), (2, 33427520), (4, 16713760), (5, 13371008), (7, 9550720), (8, 8356880), (10, 6685504), (14, 4775360), (16, 4178440), (20, 3342752), (28, 2387680), (32, 2089220), (35, 1910144), (40, 1671376), (56, 1193840), (64, 1044610), (70, 955072), (80, 835688), (112, 596920), (128, 522305), (140, 477536), (160, 417844), (224, 298460), (280, 238768), (320, 208922), (448, 149230), (560, 119384), (640, 104461), (896, 74615), (1120, 59692), (2240, 29846), (4480, 14923)]