2015128780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:288

約数の個数: 192

約数和(自身を含む): 5190958080

約数和(自身を除く): 3175829300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 43, 70, 74, 83, 86, 109, 140, 148, 166, 172, 185, 215, 218, 259, 301, 332, 370, 415, 430, 436, 518, 545, 581, 602, 740, 763, 830, 860, 1036, 1090, 1162, 1204, 1295, 1505, 1526, 1591, 1660, 2180, 2324, 2590, 2905, 3010, 3052, 3071, 3182, 3569, 3815, 4033, 4687, 5180, 5810, 6020, 6142, 6364, 7138, 7630, 7955, 8066, 9047, 9374, 11137, 11620, 12284, 14276, 15260, 15355, 15910, 16132, 17845, 18094, 18748, 20165, 21497, 22274, 23435, 24983, 28231, 30710, 31820, 32809, 35690, 36188, 40330, 42994, 44548, 45235, 46870, 49966, 55685, 56462, 61420, 63329, 65618, 71380, 80660, 85988, 90470, 93740, 99932, 107485, 111370, 112924, 124915, 126658, 131236, 132053, 141155, 164045, 173419, 180940, 214970, 222740, 249830, 253316, 264106, 282310, 316645, 328090, 334739, 346838, 389021, 429940, 499660, 528212, 564620, 633290, 656180, 660265, 669478, 693676, 778042, 867095, 924371, 1213933, 1266580, 1320530, 1338956, 1556084, 1673695, 1734190, 1848742, 1945105, 2343173, 2427866, 2641060, 2723147, 3347390, 3468380, 3697484, 3890210, 4621855, 4686346, 4855732, 5446294, 6069665, 6694780, 7780420, 9243710, 9372692, 10892588, 11715865, 12139330, 13615735, 14393777, 18487420, 23431730, 24278660, 27231470, 28787554, 46863460, 54462940, 57575108, 71968885, 100756439, 143937770, 201512878, 287875540, 403025756, 503782195, 1007564390, 2015128780]

約数ペア:

[(1, 2015128780), (2, 1007564390), (4, 503782195), (5, 403025756), (7, 287875540), (10, 201512878), (14, 143937770), (20, 100756439), (28, 71968885), (35, 57575108), (37, 54462940), (43, 46863460), (70, 28787554), (74, 27231470), (83, 24278660), (86, 23431730), (109, 18487420), (140, 14393777), (148, 13615735), (166, 12139330), (172, 11715865), (185, 10892588), (215, 9372692), (218, 9243710), (259, 7780420), (301, 6694780), (332, 6069665), (370, 5446294), (415, 4855732), (430, 4686346), (436, 4621855), (518, 3890210), (545, 3697484), (581, 3468380), (602, 3347390), (740, 2723147), (763, 2641060), (830, 2427866), (860, 2343173), (1036, 1945105), (1090, 1848742), (1162, 1734190), (1204, 1673695), (1295, 1556084), (1505, 1338956), (1526, 1320530), (1591, 1266580), (1660, 1213933), (2180, 924371), (2324, 867095), (2590, 778042), (2905, 693676), (3010, 669478), (3052, 660265), (3071, 656180), (3182, 633290), (3569, 564620), (3815, 528212), (4033, 499660), (4687, 429940), (5180, 389021), (5810, 346838), (6020, 334739), (6142, 328090), (6364, 316645), (7138, 282310), (7630, 264106), (7955, 253316), (8066, 249830), (9047, 222740), (9374, 214970), (11137, 180940), (11620, 173419), (12284, 164045), (14276, 141155), (15260, 132053), (15355, 131236), (15910, 126658), (16132, 124915), (17845, 112924), (18094, 111370), (18748, 107485), (20165, 99932), (21497, 93740), (22274, 90470), (23435, 85988), (24983, 80660), (28231, 71380), (30710, 65618), (31820, 63329), (32809, 61420), (35690, 56462), (36188, 55685), (40330, 49966), (42994, 46870), (44548, 45235)]