200728360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{439}}^1$

素因数の和:551

約数の個数: 128

約数和(自身を含む): 547430400

約数和(自身を除く): 346702040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 71, 92, 115, 140, 142, 161, 184, 230, 280, 284, 322, 355, 439, 460, 497, 568, 644, 710, 805, 878, 920, 994, 1288, 1420, 1610, 1633, 1756, 1988, 2195, 2485, 2840, 3073, 3220, 3266, 3512, 3976, 4390, 4970, 6146, 6440, 6532, 8165, 8780, 9940, 10097, 11431, 12292, 13064, 15365, 16330, 17560, 19880, 20194, 22862, 24584, 30730, 31169, 32660, 40388, 45724, 50485, 57155, 61460, 62338, 65320, 70679, 80776, 91448, 100970, 114310, 122920, 124676, 141358, 155845, 201940, 218183, 228620, 249352, 282716, 311690, 353395, 403880, 436366, 457240, 565432, 623380, 706790, 716887, 872732, 1090915, 1246760, 1413580, 1433774, 1745464, 2181830, 2827160, 2867548, 3584435, 4363660, 5018209, 5735096, 7168870, 8727320, 10036418, 14337740, 20072836, 25091045, 28675480, 40145672, 50182090, 100364180, 200728360]

約数ペア:

[(1, 200728360), (2, 100364180), (4, 50182090), (5, 40145672), (7, 28675480), (8, 25091045), (10, 20072836), (14, 14337740), (20, 10036418), (23, 8727320), (28, 7168870), (35, 5735096), (40, 5018209), (46, 4363660), (56, 3584435), (70, 2867548), (71, 2827160), (92, 2181830), (115, 1745464), (140, 1433774), (142, 1413580), (161, 1246760), (184, 1090915), (230, 872732), (280, 716887), (284, 706790), (322, 623380), (355, 565432), (439, 457240), (460, 436366), (497, 403880), (568, 353395), (644, 311690), (710, 282716), (805, 249352), (878, 228620), (920, 218183), (994, 201940), (1288, 155845), (1420, 141358), (1610, 124676), (1633, 122920), (1756, 114310), (1988, 100970), (2195, 91448), (2485, 80776), (2840, 70679), (3073, 65320), (3220, 62338), (3266, 61460), (3512, 57155), (3976, 50485), (4390, 45724), (4970, 40388), (6146, 32660), (6440, 31169), (6532, 30730), (8165, 24584), (8780, 22862), (9940, 20194), (10097, 19880), (11431, 17560), (12292, 16330), (13064, 15365)]