15878280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{523}}^1$

素因数の和:571

約数の個数: 128

約数和(自身を含む): 54328320

約数和(自身を除く): 38450040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 23, 24, 30, 33, 40, 44, 46, 55, 60, 66, 69, 88, 92, 110, 115, 120, 132, 138, 165, 184, 220, 230, 253, 264, 276, 330, 345, 440, 460, 506, 523, 552, 660, 690, 759, 920, 1012, 1046, 1265, 1320, 1380, 1518, 1569, 2024, 2092, 2530, 2615, 2760, 3036, 3138, 3795, 4184, 5060, 5230, 5753, 6072, 6276, 7590, 7845, 10120, 10460, 11506, 12029, 12552, 15180, 15690, 17259, 20920, 23012, 24058, 28765, 30360, 31380, 34518, 36087, 46024, 48116, 57530, 60145, 62760, 69036, 72174, 86295, 96232, 115060, 120290, 132319, 138072, 144348, 172590, 180435, 230120, 240580, 264638, 288696, 345180, 360870, 396957, 481160, 529276, 661595, 690360, 721740, 793914, 1058552, 1323190, 1443480, 1587828, 1984785, 2646380, 3175656, 3969570, 5292760, 7939140, 15878280]

約数ペア:

[(1, 15878280), (2, 7939140), (3, 5292760), (4, 3969570), (5, 3175656), (6, 2646380), (8, 1984785), (10, 1587828), (11, 1443480), (12, 1323190), (15, 1058552), (20, 793914), (22, 721740), (23, 690360), (24, 661595), (30, 529276), (33, 481160), (40, 396957), (44, 360870), (46, 345180), (55, 288696), (60, 264638), (66, 240580), (69, 230120), (88, 180435), (92, 172590), (110, 144348), (115, 138072), (120, 132319), (132, 120290), (138, 115060), (165, 96232), (184, 86295), (220, 72174), (230, 69036), (253, 62760), (264, 60145), (276, 57530), (330, 48116), (345, 46024), (440, 36087), (460, 34518), (506, 31380), (523, 30360), (552, 28765), (660, 24058), (690, 23012), (759, 20920), (920, 17259), (1012, 15690), (1046, 15180), (1265, 12552), (1320, 12029), (1380, 11506), (1518, 10460), (1569, 10120), (2024, 7845), (2092, 7590), (2530, 6276), (2615, 6072), (2760, 5753), (3036, 5230), (3138, 5060), (3795, 4184)]