201663080

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{2011}}^1$

素因数の和:2154

約数の個数: 64

約数和(自身を含む): 478051200

約数和(自身を除く): 276388120

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 109, 115, 184, 218, 230, 436, 460, 545, 872, 920, 1090, 2011, 2180, 2507, 4022, 4360, 5014, 8044, 10028, 10055, 12535, 16088, 20056, 20110, 25070, 40220, 46253, 50140, 80440, 92506, 100280, 185012, 219199, 231265, 370024, 438398, 462530, 876796, 925060, 1095995, 1753592, 1850120, 2191990, 4383980, 5041577, 8767960, 10083154, 20166308, 25207885, 40332616, 50415770, 100831540, 201663080]

約数ペア:

[(1, 201663080), (2, 100831540), (4, 50415770), (5, 40332616), (8, 25207885), (10, 20166308), (20, 10083154), (23, 8767960), (40, 5041577), (46, 4383980), (92, 2191990), (109, 1850120), (115, 1753592), (184, 1095995), (218, 925060), (230, 876796), (436, 462530), (460, 438398), (545, 370024), (872, 231265), (920, 219199), (1090, 185012), (2011, 100280), (2180, 92506), (2507, 80440), (4022, 50140), (4360, 46253), (5014, 40220), (8044, 25070), (10028, 20110), (10055, 20056), (12535, 16088)]