7929180

素因数分解:

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

素因数の和:89

約数の個数: 216

約数和(自身を含む): 29877120

約数和(自身を除く): 21947940

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 29, 30, 31, 35, 36, 42, 45, 49, 58, 60, 62, 63, 70, 84, 87, 90, 93, 98, 105, 116, 124, 126, 140, 145, 147, 155, 174, 180, 186, 196, 203, 210, 217, 245, 252, 261, 279, 290, 294, 310, 315, 348, 372, 406, 420, 434, 435, 441, 465, 490, 522, 558, 580, 588, 609, 620, 630, 651, 735, 812, 868, 870, 882, 899, 930, 980, 1015, 1044, 1085, 1116, 1218, 1260, 1302, 1305, 1395, 1421, 1470, 1519, 1740, 1764, 1798, 1827, 1860, 1953, 2030, 2170, 2205, 2436, 2604, 2610, 2697, 2790, 2842, 2940, 3038, 3045, 3255, 3596, 3654, 3906, 4060, 4263, 4340, 4410, 4495, 4557, 5220, 5394, 5580, 5684, 6076, 6090, 6293, 6510, 7105, 7308, 7595, 7812, 8091, 8526, 8820, 8990, 9114, 9135, 9765, 10788, 12180, 12586, 12789, 13020, 13485, 13671, 14210, 15190, 16182, 17052, 17980, 18228, 18270, 18879, 19530, 21315, 22785, 25172, 25578, 26970, 27342, 28420, 30380, 31465, 32364, 36540, 37758, 39060, 40455, 42630, 44051, 45570, 51156, 53940, 54684, 56637, 62930, 63945, 68355, 75516, 80910, 85260, 88102, 91140, 94395, 113274, 125860, 127890, 132153, 136710, 161820, 176204, 188790, 220255, 226548, 255780, 264306, 273420, 283185, 377580, 396459, 440510, 528612, 566370, 660765, 792918, 881020, 1132740, 1321530, 1585836, 1982295, 2643060, 3964590, 7929180]

約数ペア:

[(1, 7929180), (2, 3964590), (3, 2643060), (4, 1982295), (5, 1585836), (6, 1321530), (7, 1132740), (9, 881020), (10, 792918), (12, 660765), (14, 566370), (15, 528612), (18, 440510), (20, 396459), (21, 377580), (28, 283185), (29, 273420), (30, 264306), (31, 255780), (35, 226548), (36, 220255), (42, 188790), (45, 176204), (49, 161820), (58, 136710), (60, 132153), (62, 127890), (63, 125860), (70, 113274), (84, 94395), (87, 91140), (90, 88102), (93, 85260), (98, 80910), (105, 75516), (116, 68355), (124, 63945), (126, 62930), (140, 56637), (145, 54684), (147, 53940), (155, 51156), (174, 45570), (180, 44051), (186, 42630), (196, 40455), (203, 39060), (210, 37758), (217, 36540), (245, 32364), (252, 31465), (261, 30380), (279, 28420), (290, 27342), (294, 26970), (310, 25578), (315, 25172), (348, 22785), (372, 21315), (406, 19530), (420, 18879), (434, 18270), (435, 18228), (441, 17980), (465, 17052), (490, 16182), (522, 15190), (558, 14210), (580, 13671), (588, 13485), (609, 13020), (620, 12789), (630, 12586), (651, 12180), (735, 10788), (812, 9765), (868, 9135), (870, 9114), (882, 8990), (899, 8820), (930, 8526), (980, 8091), (1015, 7812), (1044, 7595), (1085, 7308), (1116, 7105), (1218, 6510), (1260, 6293), (1302, 6090), (1305, 6076), (1395, 5684), (1421, 5580), (1470, 5394), (1519, 5220), (1740, 4557), (1764, 4495), (1798, 4410), (1827, 4340), (1860, 4263), (1953, 4060), (2030, 3906), (2170, 3654), (2205, 3596), (2436, 3255), (2604, 3045), (2610, 3038), (2697, 2940), (2790, 2842)]