199278120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{397}}^1$

素因数の和:547

約数の個数: 128

約数和(自身を含む): 618969600

約数和(自身を除く): 419691480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 89, 94, 120, 141, 178, 188, 235, 267, 282, 356, 376, 397, 445, 470, 534, 564, 705, 712, 794, 890, 940, 1068, 1128, 1191, 1335, 1410, 1588, 1780, 1880, 1985, 2136, 2382, 2670, 2820, 3176, 3560, 3970, 4183, 4764, 5340, 5640, 5955, 7940, 8366, 9528, 10680, 11910, 12549, 15880, 16732, 18659, 20915, 23820, 25098, 33464, 35333, 37318, 41830, 47640, 50196, 55977, 62745, 70666, 74636, 83660, 93295, 100392, 105999, 111954, 125490, 141332, 149272, 167320, 176665, 186590, 211998, 223908, 250980, 279885, 282664, 353330, 373180, 423996, 447816, 501960, 529995, 559770, 706660, 746360, 847992, 1059990, 1119540, 1413320, 1660651, 2119980, 2239080, 3321302, 4239960, 4981953, 6642604, 8303255, 9963906, 13285208, 16606510, 19927812, 24909765, 33213020, 39855624, 49819530, 66426040, 99639060, 199278120]

約数ペア:

[(1, 199278120), (2, 99639060), (3, 66426040), (4, 49819530), (5, 39855624), (6, 33213020), (8, 24909765), (10, 19927812), (12, 16606510), (15, 13285208), (20, 9963906), (24, 8303255), (30, 6642604), (40, 4981953), (47, 4239960), (60, 3321302), (89, 2239080), (94, 2119980), (120, 1660651), (141, 1413320), (178, 1119540), (188, 1059990), (235, 847992), (267, 746360), (282, 706660), (356, 559770), (376, 529995), (397, 501960), (445, 447816), (470, 423996), (534, 373180), (564, 353330), (705, 282664), (712, 279885), (794, 250980), (890, 223908), (940, 211998), (1068, 186590), (1128, 176665), (1191, 167320), (1335, 149272), (1410, 141332), (1588, 125490), (1780, 111954), (1880, 105999), (1985, 100392), (2136, 93295), (2382, 83660), (2670, 74636), (2820, 70666), (3176, 62745), (3560, 55977), (3970, 50196), (4183, 47640), (4764, 41830), (5340, 37318), (5640, 35333), (5955, 33464), (7940, 25098), (8366, 23820), (9528, 20915), (10680, 18659), (11910, 16732), (12549, 15880)]