71271900

素因数分解:

$2^2\times 3^5\times 5^2\times 7^1\times {\mathrm{419}}^1$

素因数の和:455

約数の個数: 216

約数和(自身を含む): 265399680

約数和(自身を除く): 194127780

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 27, 28, 30, 35, 36, 42, 45, 50, 54, 60, 63, 70, 75, 81, 84, 90, 100, 105, 108, 126, 135, 140, 150, 162, 175, 180, 189, 210, 225, 243, 252, 270, 300, 315, 324, 350, 378, 405, 419, 420, 450, 486, 525, 540, 567, 630, 675, 700, 756, 810, 838, 900, 945, 972, 1050, 1134, 1215, 1257, 1260, 1350, 1575, 1620, 1676, 1701, 1890, 2025, 2095, 2100, 2268, 2430, 2514, 2700, 2835, 2933, 3150, 3402, 3771, 3780, 4050, 4190, 4725, 4860, 5028, 5670, 5866, 6075, 6285, 6300, 6804, 7542, 8100, 8380, 8505, 8799, 9450, 10475, 11313, 11340, 11732, 12150, 12570, 14175, 14665, 15084, 17010, 17598, 18855, 18900, 20950, 22626, 24300, 25140, 26397, 28350, 29330, 31425, 33939, 34020, 35196, 37710, 41900, 42525, 43995, 45252, 52794, 56565, 56700, 58660, 62850, 67878, 73325, 75420, 79191, 85050, 87990, 94275, 101817, 105588, 113130, 125700, 131985, 135756, 146650, 158382, 169695, 170100, 175980, 188550, 203634, 219975, 226260, 237573, 263970, 282825, 293300, 316764, 339390, 377100, 395955, 407268, 439950, 475146, 509085, 527940, 565650, 659925, 678780, 712719, 791910, 848475, 879900, 950292, 1018170, 1131300, 1187865, 1319850, 1425438, 1583820, 1696950, 1979775, 2036340, 2375730, 2545425, 2639700, 2850876, 3393900, 3563595, 3959550, 4751460, 5090850, 5939325, 7127190, 7919100, 10181700, 11878650, 14254380, 17817975, 23757300, 35635950, 71271900]

約数ペア:

[(1, 71271900), (2, 35635950), (3, 23757300), (4, 17817975), (5, 14254380), (6, 11878650), (7, 10181700), (9, 7919100), (10, 7127190), (12, 5939325), (14, 5090850), (15, 4751460), (18, 3959550), (20, 3563595), (21, 3393900), (25, 2850876), (27, 2639700), (28, 2545425), (30, 2375730), (35, 2036340), (36, 1979775), (42, 1696950), (45, 1583820), (50, 1425438), (54, 1319850), (60, 1187865), (63, 1131300), (70, 1018170), (75, 950292), (81, 879900), (84, 848475), (90, 791910), (100, 712719), (105, 678780), (108, 659925), (126, 565650), (135, 527940), (140, 509085), (150, 475146), (162, 439950), (175, 407268), (180, 395955), (189, 377100), (210, 339390), (225, 316764), (243, 293300), (252, 282825), (270, 263970), (300, 237573), (315, 226260), (324, 219975), (350, 203634), (378, 188550), (405, 175980), (419, 170100), (420, 169695), (450, 158382), (486, 146650), (525, 135756), (540, 131985), (567, 125700), (630, 113130), (675, 105588), (700, 101817), (756, 94275), (810, 87990), (838, 85050), (900, 79191), (945, 75420), (972, 73325), (1050, 67878), (1134, 62850), (1215, 58660), (1257, 56700), (1260, 56565), (1350, 52794), (1575, 45252), (1620, 43995), (1676, 42525), (1701, 41900), (1890, 37710), (2025, 35196), (2095, 34020), (2100, 33939), (2268, 31425), (2430, 29330), (2514, 28350), (2700, 26397), (2835, 25140), (2933, 24300), (3150, 22626), (3402, 20950), (3771, 18900), (3780, 18855), (4050, 17598), (4190, 17010), (4725, 15084), (4860, 14665), (5028, 14175), (5670, 12570), (5866, 12150), (6075, 11732), (6285, 11340), (6300, 11313), (6804, 10475), (7542, 9450), (8100, 8799), (8380, 8505)]