12215760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2213}}^1$

素因数の和:2252

約数の個数: 80

約数和(自身を含む): 39533184

約数和(自身を除く): 27317424

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2213, 2760, 4426, 5520, 6639, 8852, 11065, 13278, 17704, 22130, 26556, 33195, 35408, 44260, 50899, 53112, 66390, 88520, 101798, 106224, 132780, 152697, 177040, 203596, 254495, 265560, 305394, 407192, 508990, 531120, 610788, 763485, 814384, 1017980, 1221576, 1526970, 2035960, 2443152, 3053940, 4071920, 6107880, 12215760]

約数ペア:

[(1, 12215760), (2, 6107880), (3, 4071920), (4, 3053940), (5, 2443152), (6, 2035960), (8, 1526970), (10, 1221576), (12, 1017980), (15, 814384), (16, 763485), (20, 610788), (23, 531120), (24, 508990), (30, 407192), (40, 305394), (46, 265560), (48, 254495), (60, 203596), (69, 177040), (80, 152697), (92, 132780), (115, 106224), (120, 101798), (138, 88520), (184, 66390), (230, 53112), (240, 50899), (276, 44260), (345, 35408), (368, 33195), (460, 26556), (552, 22130), (690, 17704), (920, 13278), (1104, 11065), (1380, 8852), (1840, 6639), (2213, 5520), (2760, 4426)]