1729156920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1\times {\mathrm{997}}^1$

素因数の和:1257

約数の個数: 128

約数和(自身を含む): 5281416000

約数和(自身を除く): 3552259080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 97, 120, 149, 194, 291, 298, 388, 447, 485, 582, 596, 745, 776, 894, 970, 997, 1164, 1192, 1455, 1490, 1788, 1940, 1994, 2235, 2328, 2910, 2980, 2991, 3576, 3880, 3988, 4470, 4985, 5820, 5960, 5982, 7976, 8940, 9970, 11640, 11964, 14453, 14955, 17880, 19940, 23928, 28906, 29910, 39880, 43359, 57812, 59820, 72265, 86718, 96709, 115624, 119640, 144530, 148553, 173436, 193418, 216795, 289060, 290127, 297106, 346872, 386836, 433590, 445659, 483545, 578120, 580254, 594212, 742765, 773672, 867180, 891318, 967090, 1160508, 1188424, 1450635, 1485530, 1734360, 1782636, 1934180, 2228295, 2321016, 2901270, 2971060, 3565272, 3868360, 4456590, 5802540, 5942120, 8913180, 11605080, 14409641, 17826360, 28819282, 43228923, 57638564, 72048205, 86457846, 115277128, 144096410, 172915692, 216144615, 288192820, 345831384, 432289230, 576385640, 864578460, 1729156920]

約数ペア:

[(1, 1729156920), (2, 864578460), (3, 576385640), (4, 432289230), (5, 345831384), (6, 288192820), (8, 216144615), (10, 172915692), (12, 144096410), (15, 115277128), (20, 86457846), (24, 72048205), (30, 57638564), (40, 43228923), (60, 28819282), (97, 17826360), (120, 14409641), (149, 11605080), (194, 8913180), (291, 5942120), (298, 5802540), (388, 4456590), (447, 3868360), (485, 3565272), (582, 2971060), (596, 2901270), (745, 2321016), (776, 2228295), (894, 1934180), (970, 1782636), (997, 1734360), (1164, 1485530), (1192, 1450635), (1455, 1188424), (1490, 1160508), (1788, 967090), (1940, 891318), (1994, 867180), (2235, 773672), (2328, 742765), (2910, 594212), (2980, 580254), (2991, 578120), (3576, 483545), (3880, 445659), (3988, 433590), (4470, 386836), (4985, 346872), (5820, 297106), (5960, 290127), (5982, 289060), (7976, 216795), (8940, 193418), (9970, 173436), (11640, 148553), (11964, 144530), (14453, 119640), (14955, 115624), (17880, 96709), (19940, 86718), (23928, 72265), (28906, 59820), (29910, 57812), (39880, 43359)]