2643060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:86

約数の個数: 144

約数和(自身を含む): 9192960

約数和(自身を除く): 6549900

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 31, 35, 42, 49, 58, 60, 62, 70, 84, 87, 93, 98, 105, 116, 124, 140, 145, 147, 155, 174, 186, 196, 203, 210, 217, 245, 290, 294, 310, 348, 372, 406, 420, 434, 435, 465, 490, 580, 588, 609, 620, 651, 735, 812, 868, 870, 899, 930, 980, 1015, 1085, 1218, 1302, 1421, 1470, 1519, 1740, 1798, 1860, 2030, 2170, 2436, 2604, 2697, 2842, 2940, 3038, 3045, 3255, 3596, 4060, 4263, 4340, 4495, 4557, 5394, 5684, 6076, 6090, 6293, 6510, 7105, 7595, 8526, 8990, 9114, 10788, 12180, 12586, 13020, 13485, 14210, 15190, 17052, 17980, 18228, 18879, 21315, 22785, 25172, 26970, 28420, 30380, 31465, 37758, 42630, 44051, 45570, 53940, 62930, 75516, 85260, 88102, 91140, 94395, 125860, 132153, 176204, 188790, 220255, 264306, 377580, 440510, 528612, 660765, 881020, 1321530, 2643060]

約数ペア:

[(1, 2643060), (2, 1321530), (3, 881020), (4, 660765), (5, 528612), (6, 440510), (7, 377580), (10, 264306), (12, 220255), (14, 188790), (15, 176204), (20, 132153), (21, 125860), (28, 94395), (29, 91140), (30, 88102), (31, 85260), (35, 75516), (42, 62930), (49, 53940), (58, 45570), (60, 44051), (62, 42630), (70, 37758), (84, 31465), (87, 30380), (93, 28420), (98, 26970), (105, 25172), (116, 22785), (124, 21315), (140, 18879), (145, 18228), (147, 17980), (155, 17052), (174, 15190), (186, 14210), (196, 13485), (203, 13020), (210, 12586), (217, 12180), (245, 10788), (290, 9114), (294, 8990), (310, 8526), (348, 7595), (372, 7105), (406, 6510), (420, 6293), (434, 6090), (435, 6076), (465, 5684), (490, 5394), (580, 4557), (588, 4495), (609, 4340), (620, 4263), (651, 4060), (735, 3596), (812, 3255), (868, 3045), (870, 3038), (899, 2940), (930, 2842), (980, 2697), (1015, 2604), (1085, 2436), (1218, 2170), (1302, 2030), (1421, 1860), (1470, 1798), (1519, 1740)]